Defensive lineman Zach Sieler and the Miami Dolphins have agreed on a three-year contract extension worth up to $67.75 million, including $44 million guaranteed.

The Dolphins and Sieler agreed on a three-year contract extension worth up to $67.75 million and with $44 million in guarantees Sunday evening, according to agent Drew Rosenhaus. Sieler last was at the negotiating table with the Dolphins ahead of the 2023 season, and it got him his previous deal, at $10.25 million in average annual value.

Dolphins starting offensive tackle Austin Jackson will miss several weeks with a leg injury after being stepped on at practice but is expected to return by Miami's season opener against the Indianapolis Colts on Sept.

Dolphins offensive tackle Austin Jackson will miss at least the next few weeks after he was "stepped on" and suffered a lower leg injury.