The Mets' roster construction is the problem, not Dominic Smith

People focusing on Dominic Smith's blunder Monday night that cost the Mets a game are missing the larger issue, which is that he shouldn't be in left field.

I understand that he's a big-league player and it would be nice if he knew the basics of charging on a ball with the shortstop in position to make the play. But, he didn't. Now he knows. But, why is he being charged with learning this situation at all when he's a natural, tried-and-true infielder, who prior to this season had only ever played first base?

In case you missed it, Monday night's game was tied in the top of the 13th inning, with two outs and runners on first and third base. The Giants hit a soft pop up in front of Smith and…