M.J. Devonshire returned an interception 56 yards for a tiebreaking touchdown with 2:58 to play as No. 17 Pitt pulled out a 38–31 victory over West Virginia on Thursday in Pittsburgh. In a back-and-forth battle, the Panthers (1–0) wound up outlasting the Mountaineers (0–1), snapping a three-game losing streak in the Backyard Brawl, which hadn’t…