Federal authorities won't explain why three men who participated in the Capitol riot on Jan. 6, 2021, have mysteriously disappeared from the FBI's Capitol Violence Most Wanted list. One unidentified man wore an earpiece during the riot and was filmed carrying what appeared to be a concealed handgun on his left hip. The man was pictured on the FBI's most wanted list for over five months until he was removed without explanation on the same day the New York Times reported an FBI informant was at the Capitol on Jan. 6. A second unidentified man was filmed beating police officers...