He told the Senate Finance Committee that Susan Monarez told him she was not ‘trustworthy.’Health Secretary Robert F. Kennedy Jr. said he fired Susan Monarez from the Centers for Disease Control and Prevention because she told him she was not “trustworthy.”Kennedy’s comments came in response to questions from Sen. Elizabeth Warren (D-Mass.) during a Thursday hearing before the Senate Finance Committee about the agency’s plans. Warren had asked the secretary why he decided earlier this month to abruptly fire Monarez, then the CDC’s director, who was confirmed by the Senate in late July.“I told her she had to resign because...