Forrest Whitley’s long-awaited return to the mound didn’t last long, as injury woes continue to plague the once-hyped Houston Astros prospect.

KANSAS CITY, Mo. - Houston Astros reliever Forrest Whitley was placed on the 15-day injured list with a left knee sprain Sunday, the latest injury setback for the right-hander. The Astros activated reliever Kaleb Ort from the IL to replace Whitley in the bullpen ahead of their series finale against the Royals at Kauffman Stadium.

The Astros activated right-hander Kaleb Ort from the 15-day injured list today, and placed righty Forrest Whitley on the 15-day IL (retroactive to April 24) in the corresponding move. Ort didn’t see any action in today’s 7-3 win over the Royals,