The Houston Astros suddenly seem to be a different team. Chris Johnson homered and the Astros used a five-run third inning to beat the sloppy San Diego Padres 7-4 on Thursday night in a matchup of the NL's two worst teams. Read more: http://scores.espn.go.com/mlb/recap?gameId=310602125&teams=houston-astros-vs-san-diego-padres