Field of Jeans to host Pac-12 title game

Plenty of NFL stadiums end up being vacant for 355 days per year, and yet they somehow become obsolete after only 15 years. The 49ers’ new venue will be used plenty of times per year, and another event has been added to the so-called Field of Jeans’ dance card. Per Doug Haller of AZcentralsports.com, Levi’s…