ESPN Dolphins reporter James Walker said the team's center position "is starting to become a major concern."
According to the Palm Beach Post, undrafted rookie TE Gator Hoskins has "emerged" at camp and the team may be forced to keep him.
According to the Miami Herald, "there's a hope in Dolphins camp" that Lamar Miller "can play the role of LeSean 'Shady' McCoy" in new OC Bill Lazor's offense.
Mike Wallace has been moving around the formation and lining up on both sides during training camp.
Dolphins WR Rishard Matthews is "at serious risk" of not making the team.
Jamar Taylor is competing for the Dolphins' No. 2 cornerback job.
The Dolphins are giving second-year OL Dallas Thomas the first crack at their starting right guard job.
Converted G Shelley Smith and QB Ryan Tannehill struggled with center-to-quarterback exchanges on the first day of Dolphins camp.
The Miami Herald's Adam Beasley said the Dolphins' top three receivers are Mike Wallace, Brian Hartline, and Brandon Gibson, and he does not "envision that changing."
The Dolphins have moved RG Shelley Smith to center.
Dolphins third-year DE Derrick Shelby underwent an offseason knee scope.
The Dolphins are expected to implement read-option plays into their offense this season.
Dolphins placed RB Knowshon Moreno (knee scope) and C Mike Pouncey (hip surgery) on the active/PUP list.
Dolphins coach Joe Philbin has "no major (worries)" about Brandon Gibson's (patellar tendon) health, and believes he'll be able to go "full throttle" in the near future.
Dolphins coach Joe Philbin believes it won't be "too long" before Knowshon Moreno (knee scope) is cleared to go "full throttle."