The Tennessee Titans open training camp on July 31 at Saint Thomas Sports Park in Nashville, Tenn. Here’s a 53-man roster projection:

Quarterbacks (3): Marcus Mariota, Zach Mettenberger, Charlie Whitehurst.

Delanie Walker will look to again be a force for the Titans' offense this season. Joe Robbins/Getty Images

Running backs (4): Bishop Sankey, David Cobb, Dexter McCluster, Antonio Andrews.

Fullbacks (1): Jalston Fowler.

Wide receivers (6): Kendall Wright, Harry Douglas, Justin Hunter, Dorial Green-Beckham, Hakeem Nicks, Tre McBride.

Tight ends (3): Delanie Walker, Craig Stevens, Anthony Fasano.

Tackles: (4): Taylor Lewan, Byron Bell. Jeremiah Poutasi, Byron Stingily.

Guards (3): Chance Warmack, Andy Levitre, Jamon Meredith.

Centers (2): Brian Schwenke, Andy Gallik.

By The Numbers 37 Marcus Mariota passing touchdowns from the pocket last season, most among Power 5 quarterbacks. 23: Titans pressure percentage on opponents' dropbacks, the 3rd-lowest rate in the league last season. 0: Number of 75-yard rush games by Bishop Sankey. Sankey was the only player with 150 carries who failed to gain at least 75 yards in any game.

Defensive tackles (3): Sammie Hill, Al Woods, Angelo Blackson.

Defensive ends (5): Jurrell Casey, DaQuan Jones, Ropati Pitoitua, Karl Klug, Mike Martin.

Outside linebackers (4): Brian Orakpo, Derrick Morgan, Jonathan Massaquoi, Deiontrez Mount.

Inside linebackers (3): Zach Brown, Avery Williamson, Wesley Woodyard.

Cornerbacks (5): Jason McCourty, Perrish Cox, Blidi Wreh-Wilson, Coty Sensabaugh, Cody Riggs.

Safeties (4): Michael Griffin, Da’Norris Searcy, Marqueston Huff, Daimion Stafford.

Specialists (3): Ryan Succop, Brett Kern, Beau Brinkley.