As expected, Denver Broncos slot receiver Wes Welker was officially ruled out of this weekend's game at Houston. He's also expected to be held out of the Broncos' regular-season finale at Oakland on Dec. 29 as a precaution against a third head injury this month, which would end his season. The Broncos (11-3) are hoping to gain home-field advantage in the playoffs and a first-round bye that would give Welker more than a month's rest. He hasn't played since leaving the Broncos' Dec. 8 game against Tennessee shortly before halftime with his second concussion in a three-week span. More...