Big 12 roundtable: Oklahoma, Oklahoma State, Texas Tech storylines

Oklahoma has a lot returning, but they'll need to replace Sterling Shepard's prodigious production in the passing game.In this week's Big 12 roundtable, we break down the big storylines for Oklahoma, Oklahoma State and Texas Tech, which will all kick off their spring drills in the comings.

What is the biggest storyline to watch in Norman?

Brandon Chatmon: The Sooners look ready to make another run at a College Football Playoff spot with Lincoln Riley, Baker Mayfield and Samaje Perine returning to lead the offense. Solidifying and improving the offensive line could hold the key to making a stronger statement if Oklahoma finds a way to return to the College Football Playoff semifinals. With…