By Sarah N. Lynch WASHINGTON (Reuters) - FBI Director Chris Wray on Tuesday accused supporters of Donald Trump who carried out a deadly Jan. 6 attack on the U.S. Capitol of domestic terrorism and vowed to hold them accountable. "I was appalled that you, our country's elected leaders, were victimized right here in these very halls," Wray testified before the Senate Judiciary Committee. "That siege was criminal behavior, pure and simple. It's behavior that we, the FBI, view as domestic terrorism." It was Wray's first testimony in Congress since the attack, a failed bid to block Congress from cer...