Padres acquired RHP Brandon Kloess from the White Sox for OF Blake Tekotte.
Jake Westbrook had to stop his bullpen session Wednesday after 20 pitches due to pain in his right elbow.
Roy Halladay (shoulder) could rejoin the Phillies' rotation in late August if everything progresses on schedule.
A one-man offense, Jose Bautista went 4-for-4 with two homers and a game-winning hit in the bottom of the 10th as the Blue Jays edged the Rays 4-3 on Wednesday.
Fernando Rodney took his fourth blown save in giving up a Jose Bautista solo homer Wednesday against the Jays.
Cameron Maybin (wrist) will begin a rehab assignment with Triple-A Tucson on Friday.
Carlos Quentin is out of the Padres' lineup again Wednesday after receiving an injection in his left knee Tuesday.
David Freese (thumb) is out of the Cardinals' lineup again Wednesday.
Kevin Youkilis (back) took six at-bats in a simulated game Wednesday.
Andy Pettitte (trapezius) will play catch either Thursday or Friday.
Jered Weaver (elbow) threw 5 2/3 innings Wednesday afternoon in a start at extended spring training.
Salvador Perez (hip) is not in the Royals' starting lineup on Wednesday night against the Astros.