By Sarah N. Lynch WASHINGTON (Reuters), a member of far-right Proud Boys pleaded guilty to conspiring with Congress and obstructing Congress in certifying President Joe Biden’s win on Jan. 6. Matthew Greene (34), Syracuse, New York could be facing up to 5 years imprisonment for conspiracy and 20 for obstruction of an official proceeding. He was the first Proud Boys member to plead guilty to his part in the attack that disrupted a session of Congress to officially certify the victory of Democrat Biden over former President Donald Trump. For their part in an attack on the U.S. Capitol Jan....