BATON ROUGE - No. 18 LSU (7-0) swept opening day of the Tiger Classic in dramatic fashion. Freshman pitcher Alea Johnson (2-0) tossed her first career shutout in an 8-0, five-inning victory over Ohio (2-3), and shortstop Taylor Pleasants walked off Utah (5-2) in the seventh inning with a three-run home run Friday at Tiger Park.