J.A. Happ has turned into a tough out at the bottom of the Houston Astros' lineup. The left-hander singled home a run during Houston's six-run fourth inning -- its biggest of the season -- and the Astros beat the Reds 10-4 on Tuesday night, leaving Cincinnati with its first losing record in nearly a year. Happ was only 4-for-77 for his career (.052) heading into this season. In six starts, he's gone 5-for-10 with three RBIs, part of an impressive showing at the plate by the Astros' staff. Houston's pitchers lead the majors with a .291 average. "It's just trying to make contact, trying to be aggressive, I guess," Happ said. "I don't know. The ball's falling for me." Read more: http://scores.espn.go.com/mlb/recap?gameId=310503117&teams=houston-astros-vs-cincinnati-reds