Philadelphia Phillies interim manager Don Mattingly has a lot to figure out with his lineup after the MLB trade deadline. Inserting right-handed pitcher Caleb K

The Phillies will move forward with Alec Bohm at first, Arraez at second and Bryson Stott at third, with Harper returning to the outfield.

When Luis Arraez joins the Phillies, they will attempt a risky gambit that will require three regulars to change positions midseason.