ROSEMONT—D’Angelo Harrison scored a game-high 29 points, including seven 3-pointers, as St. John’s defeated DePaul 87-81 on Wednesday night. Two lengthy runs bailed out the Red Storm (10-12, 4-6 Big East), who battled from behind most of the game. Four St. John’s players reached double digits, including God’sgift Achiuwa’s 15 points.Cleveland Melvin scored 22 points and Moses Morgan 19 for DePaul (11-10, 2-7), which was denied its first back-to-back Big East wins since the 2007-08 season.The Red Storm trailed by double digits in the first half, but an 11-0 run in the final 4:37 cut the deficit to one at intermission. During that stretch, DePaul went scoreless and committed four turnovers.The Blue Demons wasted another lead, this time eight points, midway through the second as a 13-0 run put St. John’s ahead for good.