Representative Marjorie Taylor Greene's resignation from Congress could signal more trouble for the Republican Party next year, former House Speaker Kevin McCarthy has said. Newsweek contacted the White House and Greene for comment via email. McCarthy, a California Republican and former congressman who served as speaker in 2023 , likened Greene's decision to a "canary in the coal mine," indicating deeper unrest within the GOP at a critical juncture for the party's control of the House and