Victor Hedman left Monday’s game after Columbus after the first period. He played the whole period but did not return after intermission.The Lightning said he had a lower-body injury. “I don’t think it will be too serious,” coach Jon Cooper told Pierre McGuire during the NBCSN broadcast. He did not have an update after the game.Hedman left the dressing room after the a game with a slight limp, and no visible boot or brace.There was no obvious injury to Hedman in the course of play, unlike the previous two instances this season that he left a game early.Back on Oct. 26, Hedman took a hit from Vegas’ Ryan Reaves and went into the boards awkwardly. He missed seven games after that.Then on Jan. 13, Hedman left the game against the Islanders after colliding into an official. He didn’t miss any games on that occasion.Hedman led the Lightning in time on ice with 8:55 in the first period. The reigning Norris Trophy winner has 37 points on the season and plays a big role on Tampa Bay’s first power-play unit.