Will the Secondary Be the San Francisco 49ers’ Achilles’ Heel in 2013?
We know the San Francisco 49ers can run it, throw it and defend the run.
It's their ability to defend the pass that could be the difference between glory and disappointment in 2013.
Struggles in the secondary certainly cost the Niners in Super Bowl XLVII against the Baltimore Ravens. Joe Flacco threw for 287 y...
Read Complete Article at Bleacher Report - San Francisco 49ers
Article is property of BleacherReport.com