The Houston Astros designated right-hander Forrest Whitley for assignment on Sunday, putting their tumultuous, nine-year partnership with the pitcher in peril. Once touted as the top starting pitching prospect in baseball,

Former first-round pick, Forrest Whitley has been designated for assignment, the Houston Astros announced Sunday. Whitely, who has battled injuries this season, was try to stick with the team in the bullpen. He had appeared in five games with a 12.27 ERA.

A former top prospect might be nearing the end of his troubled stint in Houston. Visit MLB Trade Rumors for more.

The Guardians, who have dropped four of their last five games, look to get the offense back on track against the Astros Sunday at Progressive Field.

Brandon Walter gets the second start of his Astros' career as Houston goes for a sweep in Cleveland against the Guardians, who will start Tanner Bibee (4-6, 3.89). How to watch, listen When: 12:40 p.m.