Winter is coming and it behooves us all to get ready. For some, that means stocking up on gloves, toilet paper and snow blowers. For sports fans, however, that might mean clearing up space on the DVR for as many football and baseball games as it can hold, for there may be a lot fewer of them down the road.You see, the cold that’s on the horizon is the distinct possibility of labor problems between the NFL, Major League Baseball and their respective player unions. And by problems, we mean lockouts, shutdowns or that most dreaded of words, a strike.