By Patricia Zengerle and Richard Cowan WASHINGTON (Reuters) -The congressional committee investigating the attack on the U.S. Capitol by Donald Trump’s supporters trying to overturn his 2020 election defeat presented testimony on Thursday showing that close allies – even his daughter – rejected his false claims of voting fraud. The U.S. House of Representatives select committee probing the Jan. 6, 2021, assault also showed graphic footage of thousands of rioters attacking police and smashing their way into the Capitol. It was the first of six planned hearings intended to show that the Republic…