Wil Myers went back a few steps, got his glove ready and put out his hand to signal that the play was his. But he suddenly stopped, and David Ortiz’s routine fly ball dropped and skipped over the wall in right-center for a ground-rule double that helped set the stage for a pivotal five-run fourth inning in the Rays’ tough 12-2 loss in Game 1 of the ALDS on Friday.