U.S. Rep. Christian Menefee defeated U.S. Rep. Al Green on Tuesday in the Democratic runoff for Houston's newly redrawn 18th Congressional District. Why it matters: Menefee's victory is set to end Green's two-decade run in Congress. State of play: Menefee received 68.6% (21,678 votes), while Green received 31.4% (9,930 votes) with 61% of votes counted, per the Associated Press. The AP called the election in favor of Menefee about 30 minutes after polls closed Tuesday. The two were the top vot