All the Packers defensive lineman wants is to stay warm in the subzero weather when Green Bay hosts the San Francisco 49ers in an NFC wild-card showdown that could be one of the coldest playoff games in NFL history. ''Yeah, I'm definitely going sleeves,'' said Boyd, a rookie from Mississippi. I just see it as being comfortable.'' The National Weather Service forecast called for a high temperature in Green Bay on Sunday of 2 degrees, with north-northwest winds making it feel more like minus-15 to minus-20. The coldest NFL game on record is the 1967 championship game, known as the ''Ice Bowl'' won by the Packers 21-17 over the Dallas Cowboys at Lambeau Field on New Year's Eve. More...