Red Sox

McAdam: As Red Sox begin exhibition schedule, these three prospects bear watching

(Getty Images)

As the Red Sox began play Friday afternoon with a game against Northeastern, there are no regulars in the first spring lineup posted by interim manager Ron Roenicke.

Roenicke is saving the likes of Xander Bogaerts, Rafael Devers and J.D. Martinez for Grapefruit League games, which begin in earnest Saturday.

Still, there are things to be learned from evaluating some of the players who won't make the Opening Day roster.

Among them:

1. INF C.J. Chatham

Even with the loss of Brock Holt, the infield picture is mighty crowded in the middle. In addition to Bogaerts, there's newcomer Jose Peraza, Rule 5 guy Jonathan Arauz, holdover Marco Hernandez, and at least occasionally, Michael Chavis -- all in the mix and ahead of Chatham.

Moreover, if Chatham looks in his rear-view mirror, he'll probably detect