CHICAGO — Republican U.S. Rep. Adam Kinzinger of Illinois, an outspoken critic of former President Donald Trump and his GOP allies in Congress, said Sunday he has agreed to Democratic House Speaker Nancy Pelosi's request that he join the select committee examining the January 6 insurrection at the U.S. Capitol. Kinzinger said he “humbly accepted" Pelosi's request, adding that the investigation requires a “serious, clear-eyed, non-partisan approach." He vowed to “work diligently to ensure we get to the truth and hold those responsible for the attack fully accountable." “For months, lies and conspiracy ...