GAINESVILLE, Fla.-- The Florida Gators took home a three-game sweep over South Carolina to open SEC play after two tightly-contested wins on Friday and Saturday and a run-rule blowout victory on Sunday.Considering the drama, it was only a matter of time until tempers flared. Sunday's game provided that opportunity.Florida infielder Brendan Lawson, facing South Carolina reliever Alex Valentin, hit a two-run home run in the second inning to give the Gators a 6-3 lead. Watching his blast in admiration, Lawson tossed his bat in the infield towards the mound, drawing displeasure from Valentin and South Carolina head coach Paul Mainieri.After conversations between home plate umpire Joseph Smith and Manieri and UF head coach Kevin O'Sullivan, both teams were given unsportsmanlike conduct warnings."I think they didn't like the bat-flip," O'Sullivan told Florida Gators on SI. "But, there were some things that were said before that kind of stirred up our dugout.…