Five 49ers you should watch in key NFC West showdown vs. Rams in Week 10

Shortly after waking up Monday morning, George Kittle’s wife, Claire, reminded him of the significance of the next seven days.She told the 49ers tight end, “Hey, it’s Rams week; get your mind right.”Kittle appreciated the reminder.In order for the 49ers to show up with a strong performance on Sunday when they face the Los Angeles Rams at Levi’s Stadium, Claire knew there could be no shortcuts in the days of preparation leading up to kickoff.“She’s done it for like seven years, and it’s been pretty awesome,” Kittle told NBC Sports Bay Area. “So every Monday before we play the Rams, it’s, ‘Hey, it’s Rams week; get your mind right.’ Because every time we play the Rams, it’s a mental, gritty game.”Here are five 49ers who must step up to the challenge on Sunday in this key NFC West matchup:DT Alfred CollinsThe 49ers’ best defensive play of the first half of the season came when rookie defensive tackle Alfred Collins punched the ball from Kyren Williams’ grasp and recovered it at the 1-yard line. The play preserved the 49ers’ lead with one minute left in regulation in...