Miami Dolphins training camp live chat - Practice 1, July 29

Steve Mitchell-USA TODAY SportsThe Miami Dolphins hit the practice field for the first time during their 2016 training camp on Friday. The day started with the news that five players, running back Arian Foster, cornerback Xavien Howard, running back Damien Williams, linebacker Zach Vigil, and cornerback Bobby McCain, were all placed on the Physically Unable to Perform list.

The PUP list is used for players who may not be ready to start practicing when camp opens due to an injury. They can be removed from the list at any time during camp, but it also allows the team to maintain the ability to transition the preseason PUP designation to a regular season PUP list, which opens a roster spot but…