49ers' Beadles may play himself out of a job

Daily 49ers blog for NBC Bay Area website: Left guard Zane Beadles was a weak link in the 49ers offensive line in the opening-season loss. Now, he will have to fight off a challenge for his job. http://www.nbcbayarea.com/news/local/Beadles-Poor-Play-at-Guard-Was-a-Weak-Spot-in-Opener-443970983.html