Much as national Democrats vaunt their goal to flip a half-dozen Texas congressional districts this year, they’ll need a sound defense to hold some of their ground, particularly freshman Rep. Lizzie Fletcher’s 7th District. Her liberal voting record in spite of her moderate constituency has fomented a stampede of Republican contenders. The one Fletcher’s party fears the most is former Army Captain Wesley Hunt. The Democratic Congressional Campaign Committee has lobbed numerous media attacks on the African-American conservative’s candidacy since he announced it last April. Unshaken, the Space City native and veteran has been the embodiment of composure, discipline, and...