X Games Moto X Step Up Champion Ronnie Renner attempts to gain an edge in the upcoming X Games 16 by training with American pole vaulter Chelsea Johnson.<br /><br /><br />http://redbullusa.com<br /><br /><br /><img src="http://ll.broadbandsports.com/images/36882_thumb.jpg" alt="Ronnie Renner - Moto X Step Up training w/Pole Vaulter" title="Ronnie Renner - Moto X Step Up training w/Pole Vaulter" width="150" height="90" alt="Ronnie Renner - Moto X Step Up training w/Pole Vaulter"/>
