Shunned by G.O.P., Cheney and Kinzinger Seek Answers on Jan. 6 Riot They have been isolated and ostracized by their party for accepting Speaker Nancy Pelosi’s offer to sit on the special committee investigating the Capitol assault. The investigation is likely to become a powerful platform for Representative Liz Cheney of Wyoming, who has been ostracized by Republicans for denouncing former President Donald J. Trump.Credit...Stefani Reynolds for The New York Times July 26, 2021Updated 9:10 p.m. ET WASHINGTON — Outside the White House on Monday, the eve of the first hearing to investigate the Capitol riot, Representative Kevin McCarthy had an insult and a threat for the two members of his party daring to participate in the inquiry into how and why a pro-Trump mob attacked the Capitol on Jan. 6.