Indians signed RHP Brett Myers to a one-year, $7 million contract.
The Astros have officially agreed to terms with No. 1 overall pick Mark Appel.
Red Sox agreed to terms with first-round pick LHP Trey Ball.
Nationals activated 2B Danny Espinosa from the 15-day disabled list; optioned him to Triple-A Syracuse.
Nationals general manager Mike Rizzo said on 106.7 The Fan on Wednesday that Bryce Harper (knee) will resume baseball activities in "the next day or two."
Chase Utley (oblique) will begin a minor league rehab assignment Wednesday with Double-A Reading.
Ryan Vogelsong had all five pins removed from his surgically-repaired right hand on Tuesday.
Brandon Crawford (fingers) is expected to miss Wednesday's game.
Everth Cabrera (hamstring) is expected to be placed on the disabled list Wednesday.
Joe Mauer went 3-for-5 with a home run in the Twins' 7-5 victory over the White Sox on Tuesday.
Brandon Moss went 2-for-4 with a home run and two runs scored as the A's beat the Rangers 6-2 on Tuesday.
Brandon Crawford left Tuesday's game against the Padres with sprains of his index and middle fingers on his right hand.