Live blog: 49ers vs. Vikings

SAN FRANCISCO — This is the live blog for the 49ers’ preseason opener against the Minnesota Vikings. I’ll be updating this from the press box throughout the game with information and analysis. 5:17 Both Michael Crabtree and Randy Moss are doing all the pregame warmups. This is  Moss’ first game since 2010 and Crabtree’s first preseason game ever. 5:23 Four 49ers are not suited up: DT Will Tukuafu, WR Joe Hastings,…

August 10, 2012