U.S. Senator Warner says Comey asked to testify in Russia probe

FILE PHOTO: Federal Bureau of Investigation Director James Comey speaks at the Intelligence National Security Alliance Leadership Dinner at the Hilton Mark Center in Alexandria, Virginia, U.S., March 29, 2017. REUTERS/Aaron P. Bernstein/Files

WASHINGTON (Reuters) - The top Democrat on the U.S. Senate Intelligence Committee said on Wednesday that he and the panel's Republican chairman have asked former FBI chief James Comey to testify before the panel next Tuesday. "We have not heard back. We just sent out the letter this morning," Senator Mark Warner told MSNBC. (Reporting by Timothy Ahmann; Editing by Paul Simao)