Mets ace Kodai Senga exited with a right hamstring injury during team's 4-3 win over the Nationals on Thursday.

The New York Mets won their sixth consecutive game on Friday, but at a price. Their ace and the National League's leader in ERA, Kodai Senga, left his start pre

Let's back up for a second. Kodai Senga is the unquestioned Mets' ace, but he'll likely miss at least a month with a hamstring injury. Although the Mets have a 4 1/2 game lead over the Philadelphia Phillies, plenty can change quickly—and the Mets do have a three-game set with the Phillies next weekend.