WASHINGTON — President Donald Trump’s nominee to lead a key federal whistleblower agency appears unlikely to secure confirmation after several Senate Republicans indicated Monday that the president’s pick doesn’t have their support. Senate Majority Leader John Thune, when asked if the White House should pull the nomination of far-right former podcaster Paul Ingrassia, said, “I think so.” “He’s not going to pass,” Thune, R-S.D., added. Sen. Rick Scott, R-Fla., separately told NBC News that he will oppose Ingrassia’s nomination. “I don’t plan on voting for him,” said Scott, a member of the Senate Homeland Security and Governmental Affairs Committee. The...