Marcus Mariotas NFL Preseason Debut

Full footage of Marcus Mariota making his NFL Preseason Debut on August 14, 2015. All rights go to the NFL and CBS for content. No copyright infringement .
Marcus Mariota shows some major improvements in his second preseason game as he helps lead the Tennessee Titans to a decisive victory over the St. Louis .
Watch the highs and lows of Tennessee Titans rookie quarterback Marcus Mariotas first NFL game versus the Falcons in Week 1 of the 2015 NFL Preseason.
The top two picks in the 2015 NFL Draft step onto the NFL gridiron for the first time!