WILLIAMSPORT, Pa. — New York Mets catcher Francisco Alvarez needs an MRI on his right thumb after he jammed his hand on a head-first slide into second base against Seattle.

Astros slugger Yordan Alvarez, who has been out since May 2 with a fractured right hand and subsequent inflammation, will begin a Minor League rehab assignment and play “a few games” at Double-A Corpus Christi,