Manchester United's Radamel Falcao believes Manchester City counterpart Sergio Aguero is his side's biggest threat ahead of Sunday's derby at Old Trafford.

Diego Maradona has likened Louis van Gaal to the devil over his treatment of misfiring Manchester United striker Radamel Falcao.

MATT LAWTON AT OLD TRAFFORD: A sixth successive league win that cements United in third place owes much to the revival of Ashley Young, Marouane Fellaini and Juan Mata.

Radamel Falcao's former Monaco team-mate Nabil Dirar believes the Colombian must be regretting his failed loan move to Manchester United even though he was not happy in France.

Radamel Falcao has been having a tough time in recent months, but the struggling striker will have benefited from some much-needed perspective after hanging out with Jonas Gutierrez.

After Chelsea forward Eden Hazard had scored give his side a 1-0 lead against Manchester United, the Sky Sports punditry team were convinced that there had been a foul in the build-up.

INSIDE TRACK - NEIL ASHTON: There are moments when Falcao sets off on those delayed runs in the bright red shirt and it all comes flooding back. This could have been just the start.

Manchester United are counting the cost of having Falcao on loan, with the striker having collected over £3m in wages since his last shot on target

Chelsea took a giant step towards the Premier League title with a hard-fought 1-0 victory against Manchester United. Eden Hazard's 38th minute strike proved decisive as the Blues held on.

Radamel Falcao could still sign permanently for Manchester United after it emerged that chief executive Ed Woodward held talks with Monaco on Sunday over the striker’s future.

MIKE KEEGAN: Edinson Cavani's slumbering Champions League performance against Barcelona may well have put to bed any chance of him making a switch to Manchester United.

Manchester United manager Louis van Gaal has left the door open for Radamel Falcao to stay at the club. Any deal would depend on him accepting he would not be a regular starter at Old Trafford.

Radamel Falcao may well be wondering why he isn't getting better with age after the misfiring Manchester United striker was spotted in a wine shop in Cheshire following their 3-0 defeat by Everton.

Andrew Cole expects Radamel Falcao to return to his prolific best next year - whether that be at Manchester United or elsewhere. He was regarded as one of the best when he joined.

Radamel Falcao has had plenty of criticism for his disastrous loan spell at Manchester United and now his own mother says he has gone backwards and could leave Old Trafford this summer.

Radamel Falcao waved goodbye to Manchester United fans after being substituted during their draw with Arsenal on Sunday, a sign that the Colombian forward will not be staying at Old Trafford.

Every transfer window, clubs scramble to pick up the best bargains, and fans argue over who their side really need. But who have been the worst signings of the season so far? Sportsmail takes a look.

Radamel Falcao has been offered to Barclays Premier League champions Chelsea as Monaco prepare to send the forward out on loan again next season.

Antonio Valencia has bid farewell to Radamel Falcao in what seems like added confirmation of the Colombia striker’s departure following his season on loan at Manchester United.

Manchester United have told striker Radamel Falcao that his time at Old Trafford is over. Sportsmail can reveal that United manager Louis van Gaal has informed Falcao of the club's decision.

Valencia have made early soundings about a deal for Radamel Falcao. The Colombian has returned to Monaco after an inauspicious loan spell at Manchester United but is unlikely to remain there.

Manchester United striker Radamel Falcao thanked the club's fans for their support this season after the club decided against extending his loan stay at Old Trafford.

Juventus are planning a move for Manchester United misfit Radamel Falcao, according to Italian publication La Gazzetta dello Sport. On-loan Falcao will head back to Monaco this summer.

Chelsea were crowned champions at the end of another season of engrossing action that saw the Blues lift the Barclays Premier League title for the fourth time.

Nothing sums up Sevilla’s transfer market brilliance quite like Carlos Bacca. Radamel Falcao may be the household striker in Colombia but Bacca is the future and he proved so in the Europa League final.

Chelsea opened talks with Radamel Falcao and his representatives on Friday over the possibility of taking the Colombia striker to Stamford Bridge.

Colombia coach Jose Pekerman has named Radamel Falcao as captain of his Copa America team believing he will show his best form despite a disappointing season at Manchester United.

With the English domestic season now over following the FA Cup final, teams across the country will be looking to rebuild for the 2015-16 season.

SIMON JONES: Chelsea and Monaco are expected to continue talks this week over the possible transfer of Radamel Falcao. Monaco want to recoup around £25m from the Colombian's sale

Zenit St Petersburg manager Andre Villas-Boas is ready to battle with his former club Chelsea for the signature of Radamel Falcao, according to reports in Russia.

Manchester United flop Radamel Falcao has encouraged Chelsea to make a move for him this summer by admitting he wants to remain in the Premier League.

The merry-go-round of players is about to start across Europe and the reason is it’s been kicked into gear is Chelsea and Radamel Falcao. His move would send out shockwaves.

Chelsea manager Jose Mourinho is considering signing Monaco striker Radamel Falcao this summer, but the Manchester United flop is just one of five forwards on his summer shortlist.

With the domestic season now over, teams will focus on improving their squads ahead of 2015-16. Here, Sportsmail gives you all the latest transfer stories from Monday, June 8.

Despite a season of failure at Manchester United, Radamel Falcao looks like he could possibly venture south to join Chelsea. Sportsmail looks at five pros and five cons for Jose Mourinho to mull over.

Former Manchester United striker Radamel Falcao scored the only goal of the game as Colombia beat Costa Rica in their Copa America warm-up match. He tapped in a cross from Juan Cuadrado.

The Copa America in Chile, which kicks-off on Thursday night, will serve as the perfect shop window for players keen on a move this summer. Here's 10 of them

Radamel Falcao is heading to Chelsea this summer after Jose Mourinho vowed to get the former Manchester United flop ‘firing again’. Mourinho is looking to replace Didier Drogba.

Thibaut Courtois has encouraged Jose Mourinho to complete his move for Radamel Falcao on loan from Monaco, with the keeper keen to reunite with the 29-year-old Colombian striker.

With the domestic season now over, teams will focus on improving their squads ahead of 2015-16. Here, Sportsmail gives you all the latest transfer stories from Sunday, June 14.

Will it be third-time lucky, or does bad luck strike in threes? Jose Mourinho is close to signing Colombia striker Radamel Falcao but there is the possibility he will follow in Fernando Torres' footsteps.

Former Atletico Madrid strikers Diego Costa and Radamel Falcao can star together under the guiding hand of Chelsea manager Jose Mourinho and rekindle a fearsome double-act next season.

Chelsea are closing in on a loan arrangement with Monaco for Radamel Falcao after further talks on Sunday. Mario Pasalic has been offered as a makeweight in the deal to the French side.

Loic Remy will consider his Chelsea future if Radamel Falcao completes his loan move from Monaco. Falcao is expected to join the Barclays Premier League champions on a one-year deal.

Premier League champions Chelsea are close to finalising the signing of Radamel Falcao on a one-season £7million loan deal from Ligue 1 club Monaco.

With the season having concluded, managers are focusing on improving their squads for the August kick-off. Here, Sportsmail gives you all the latest transfer stories from Wednesday, June 17.

Radamel Falcao has given the biggest hint yet that he could be off to Chelsea after giving a journalist a cheeky smile when asked whether details of the proposed move were true.

Following their historic 1-0 victory against Brazil, Radamel Falcao and his Colombia team-mates reported for duty ahead of their Copa America Group C clash with Peru on Sunday.

Follow Sportsmail's live coverage of the 0-0 draw between Colombia and Peru as both sides managed to book a place in the Copa America quarter-finals.

RIK SHARMA: Colombia reached the Copa America quarter finals despite a painful goalless draw with Peru thanks to Brazil's victory over Venezuela.