BATON ROUGE, La. – LSU left-hander Gage Jump worked 6.0 innings Thursday to lead the Tigers to a 5-1 win over Ole Miss in Alex Box Stadium, Skip Bertman Field. The win clinched a berth for LSU in next week’s SEC Tournament in Hoover, Ala. Thursday’s game, which started at 4:02 p.m. CT, was halted in the bottom of the sixth inning due to rain and lightning, and the contest was resumed after a one-hour, 39-minute delay. LSU improved to 34-20 overall, 11-17 in the SEC, while Ole Miss dropped to 27-26 overall and 11-17 in conference play. Game 2 of the series, originally scheduled to begin at 6:30…