One of the U.S. military's top generals is speaking out about intel reports that suggest Russia may have paid the Taliban to kill U.S. troops. CBS News intelligence and national security reporter Olivia Gazis joins Elaine Quijano on CBSN's "Red and Blue" to discuss how those intelligence reports will shape Thursday's hearing for the House Foreign Affairs Committee and the State Department's move to restrict U.S. visas for some Chinese officials.