64,463 (36.24%) and Betz's 6,300 (3.54%). Williams unsuccessfully challenged National Republican Congressional Committee chair Greg Walden of Oregon in Walden's bid for reelection as chair after the election. 2016 Williams won his third term in the House on November 8, when Donald Trump carried the electoral vote majority over Hillary Rodham Clinton. Williams polled 180,988 votes (58.4%) to Democratic nominee Kathi Thomas's 117,073 (37.7%). Libertarian Loren Marc Schneiderman received 12,135 votes (3.9%). 2018 Williams won his fourth term in the House in the general election on November 6. With 162,288 votes (53.6%), he defeated Democratic nominee Julie Oliver, who polled 135,288 (44.7%). Another 5,124 (1.7%) went to the Libertarian Party nominee, Desarae Lindsey. 2020 Williams was reelected with 56% of the vote to Democratic nominee Julie Oliver's 42%. Libertarian nominee Bill Kelsey won 2% of the vote. Tenure In 2015, Williams condemned the Supreme Court's decision in Obergefell v. Hodges, which held that same-sex marriage bans violated the constitution. Williams supported Trump's 2017 executive order imposing a ban on entry to the U.S. to citizens of seven Muslim-majority countries, calling it a "commonsense" measure and saying that opponents "are lost in the political correctness of this." In October 2020, The Houston Chronicle reported that Williams had tried to help a donor in his dealings with a publicly traded bank. 2016 House ethics review On May 3, 2016, the House Ethics Committee initiated an investigation into Williams after he inserted a provision into a $300 billion transportation funding bill, the Fixing America's Surface Transportation Act, that exempted some car dealerships like his from a proposal to prevent rental car companies from renting out vehicles that were subject to safety recalls. The legislation was spurred by the deaths of Raechel and Jacqueline Houck, who were killed in 2004 while driving a rented, recalled vehicle that caught fire and crashed into a semi. The investigation's focus was a provision Williams authored that would have exempted dealerships like his and allowed renting vehicles under active safety recall. The independent nonpartisan Office of Congressional Ethics found that Williams violated House ethics rules, noting that he refused to cooperate; by unanimous, bipartisan vote the OCE found that "there is substantial reason to believe that Rep. Williams’ personal financial interest in his auto dealership may be perceived as having influenced his performance of official duties—namely, his decision to offer an amendment to the surface transportation legislation". The