Steelers' competition at tackle 

May, 16, 2014
May 16
2:01
PM ET
The Pittsburgh Steelers hope that new offensive line coach Mike Munchak will help turn this unit around after a rough 2014 campaign. Pro Football Focus graded them out as 21st in the NFL for pass blocking and 31st for run blocking last season. The primary spot up for grabs this offseason will be at tackle, where Mike Adams, Kelvin Beachum and Marcus Gilbert will battle it out.