49ers' seventh-round pick shining at safety

Daily 49ers blog for NBC Bay Area website: Seventh-round pick Adrian Colbert of Miami first starred on special teams. Now he's starting at safety, following injuries that opened the door for him. https://www.nbcbayarea.com/news/sports/Versatile-Seventh-Round-Pick-Colbert-is-Impressing-49ers-459083533.html