Comey to be pressed on whether Trump interfered with Russia probe

By Ayesha Rascoe and Yeganeh TorbatiWASHINGTON (Reuters) - Former FBI Director James Comey will be grilled on whether President Donald Trump tried to get him to back off an investigation into alleged ties between the Trump campaign and Russia, key U.S. senators said on Sunday ahead of Comey's testimony this week on Capitol Hill.Comey, who was leading the Federal Bureau of Investigation's probe into alleged Russian meddling in last year's U.S. presidential election, was fired by Trump last month,