Day two of the SEC Softball Tournament is in the books, and the four quarterfinal matchups are official after a historic Wednesday slate. 8-seed LSU defeated 9-seed Alabama 3-2 in 14 innings in the first of four games in what turned out to be the longest game in SEC Tournament history. That wouldn’t last long, though. After nearly eight innings of scoreless softball — Taylor Pleasants knocked in a single to center field in the bottom of the 14th to score Sierra Daniel from third base to give the Tigers their sixth walk-off of the season. They’ll play top-seeded Tennessee to begin day three on …