Astros RHP Justin Verlander scratched vs. Tigers

(Photo credit: Troy Taormina-USA TODAY Sports)
The Houston Astros scratched right-hander Justin Verlander from Saturday's start against the Detroit Tigers due to an undisclosed reason.

Rookie right-hander Spencer Arrighetti (3-5, 5.33 ERA), who was scheduled to pitch the series finale on Sunday, will start in place of Verlander (3-2, 3.95).

Verlander, 41, allowed four runs on seven hits in five innings in each of his la