Yankees’ Aaron Boone: MLB should consider having mercy rule

Aaron Boone has used a position player twice on the mound to finish lopsided losses this year.

That is the biggest sign of surrender in baseball and the Yankees’ manager would be open to establishing a point in a blowout game where it ends instead of risking injury to a player doing something not natural.

“I think there would be a benefit to that,’’ Boone said Friday afternoon after moving Mike Ford from the DH spot to the mound for the final two innings of Thursday night’s 19-5 loss to the Indians at Yankee Stadium. “You would probably eliminate a lot of the unwritten rules, people running or swinging. It would be like, if you get to this point after seven innings or whatever, there might be…