Athletics' Sean Manaea: Forced to exit with undisclosed injury

Manaea was force to exit Monday's start against Houston with an apparent but unclear injury in the bottom of the fourth inning, John Hickey of the Bay Area News Group reports.

Manaea was removed after a seemingly benign pickoff throw in the bottom of the fourth inning. There hasn't been word yet as to the nature of the injury, but we'll consider him day-to-day until we hear more.