Injuries are changing Houston's Opening Day roster, as Fernando Martinez was placed on the 15-day disabled list thanks to a strained back. To take his place on the 25-man roster, the Astros recalled J.D. Martinez from Triple-A, giving them five outfielders on the roster again.
In other injury news, pitcher Alex White underwent an MRI on his shoulder after a troubling velocity drop recently. Here's the quote from Brian T. Smith's story: