Five 49ers to watch in crucial prime-time game vs. Cowboys

SANTA CLARA — Nothing has come easy for the 49ers this season. Regardless of what happens in Week 8, the 49ers are guaranteed to make it through the first portion of their schedule without back-to-back victories. "There's only one thing, you can sit and talk and evaluate all this stuff or you can get to work and find a way to be better the next week," 49ers coach Kyle Shanahan said this week. The 49ers return to action on Sunday night against the Dallas Cowboys after experiencing the disappointment of a substandard performance against the Kansas City Chiefs in a 28-18 loss last week. The vibes around the team will shift dramatically during the bye week based on what happens at Levi's Stadium against the Cowboys. The 49ers (3-4) either will climb back to the .500 mark and be in the thick of the NFC West race or they will fall two games under and face an uphill climb to reach the postseason. Here are five players who must come through in order for the 49ers to break out of the doldrums and get back on the winning track: TE George Kittle George Kittle put a target on his back against the Cowboys when he revealed the front of an undershirt last year that carried an obscene message...