Rick Bright, the Department of Health and Human Services scientist who was reassigned last month and then filed a whistleblower complaint, disputed the White House's characterization that he was "disgruntled.""I am frustrated at a lack of urgency to get a head-start on developing life-saving tools for Americans," he said in a CBS "60 Minutes" interview."I was thinking that we could have done more to get those masks and supplies to them sooner, and if we had, would they still be alive today," Bright added. "It's a horrible thought to think about the time that past when we could have done something and we didn't."Visit Business Insider's homepage for more stories.Rick Bright, the Department of Health and Human Services scientist who was fired in April and then filed a whistleblower complaint