Other factor Yankees better consider at MLB trade deadline

Aroldis Chapman; Dellin Betances Paul J. Bereswill (2)As the Yankees explore the trade market for bullpen arms, they should consider not only whether a target can help them for 2019, but also for 2020 and beyond, depending on his contract/service time status. Because the Yankees could lose as many as two significant bullpen pieces this offseason.

Dellin Betances’ walk year has been a disaster so far, the gigantic right-hander spending the entire season on the injured list with right shoulder and lat injuries.

On the other side of the spectrum, Aroldis Chapman — who returned to the Yankees from the Cubs after the 2016 season, signing a five-year, $86-million contract — remains among the game’s…