Rep. Marjorie Taylor Greene (R-Ga.) called on Speaker Mike Johnson (R-La.) on Sunday to push for Rep. Mike Gallagher’s (R-Wis.) expulsion from Congress ahead of his scheduled departure next month to allow his district time to select a new representative. Gallagher, the chair of the House Select Committee on China, announced last month that he would not seek reelection. On Friday, however, he said his last day would be April 19. His scheduled departure date would leave the House GOP conference with a decidedly slim majority, perhaps for the remainder of the year; Wisconsin election law requires a special election...