Chris Johnson makes first 2012 visit to the end zone

It took seven games for Chris Johnson to score seven points.  (OK, we know it’s only six points, Poindexter.) The Titans running back, who has been playing at a level far below the standard he set from 2008 through 2010, capped an eight-play, 77-yard drive with a 16-yard touchdown run. Quarterback Matthew Hasselbeck completed five…