Baker threw 1.1 scoreless innings for the save Saturday against the Astros, allowing one hit and no walks. He struck out one.
Seymour didn't factor into the decision Saturday against the Astros, allowing two runs on four hits and one walk in six innings. He struck out 10.
Lambert (8-9) took the loss Saturday against the Rays, allowing three runs on six hits and no walks in six-plus innings. He struck out four.
The Rays designated Grove for assignment Saturday.
Alvarez isn't in the lineup for Saturday's game against the Rays, Chandler Rome of The Athletic reports.
The Rays optioned Cook to Triple-A Durham on Saturday.
The Rays selected Hopkins' contract from Triple-A Durham on Saturday, Marc Topkin of the Tampa Bay Times reports.
Rodriguez (back) is expected to join Triple-A Durham for a rehab assignment Sunday, Adam Berry of MLB.com reports.
Rasmussen did not factor into the decision in Friday's 3-1 win over the Astros, allowing one run on eight hits and no walks with four strikeouts over seven innings.
Mesa went 1-for-2 with a solo home run, a walk and a stolen base in Friday's 3-1 win over the Astros.
