Minkah Fitzpatrick is believed to be seeking a new contract after his trade from the Steelers to the Dolphins.

The Miami Dolphins held their first training camp practice open to fans on Saturday in Miami Gardens.Here's what we saw in Day 4.

MIAMI GARDENS -- Miami Dolphins coach Mike McDaniel met with reporters to offer an update on Bayron Matos, Artie Burns and touch on a variety of other subjects. Matos is the team's international player who was injured at the end of the first practice of training camp and airlifted to a hospital with upper-body injury.

Phillips showed why he’s so optimistic he’s recovered from another leg injury. Besides that familiar burst off the ball, Phillips had a nice run-stuff vs. Achane. Chubb, also coming off a leg injury, rushed Tua Tagovailoa on a play that would have been a sack or at least a QB hurry at full speed.

Kohou is being counted on as a key member of a revamped secondary that continues in transition. Earlier in the day, the Dolphins announced the signing of cornerback Jack Jones. Still, Kohou and safety Minkah Fitzpatrick are the expected leaders in the defensive backfield.

MIAMI GARDENS — Miami Dolphins rookie guard Jonah Savaiianaea has been jamming with quarterback Tua Tagovailoa. It's a savvy move. "He's got a voice and he can play every instrument," Savaiinaea said of Tua after the Dolphins' third training camp practice.

Miami Dolphins' recently acquired tight end Darren Waller reveals his deep connection with Dolphins' offensive coordinator Frank Smith as main reason he landed in Miami.