FBI agent clashes with GOP at hearing on Russia probe

FBI Deputy Assistant Director Peter Strzok waits to testify before the the House Committees on the Judiciary and Oversight and Government Reform Thursday on Capitol Hill in Washington. (AP Photo/Evan Vucci)

WASHINGTON — An embattled FBI agent whose anti-Trump text messages exposed the Justice Department to claims of institutional bias vigorously defended himself Thursday at an extraordinary congressional hearing that devolved into shouting matches, finger-pointing and veiled references to personal transgressions.