Dolphins cornerback Ethan Bonner left their preseason game early. Plus, coach Mike McDaniel on Zach Sieler and De’Von Achane injuries.

The Miami Dolphins have struggled through training camp and the first preseason game, but may have hit a new low in Wednesday's joint practice with the Detroit Lions. Reporters watching practice noted that Detroit outclassed the Dolphins on both offense and defense,

McDaniel was vague on specifics or a timeline for Achane's injury, only saying that the injury is not severe and that he will be kept out "between days and weeks," indicating that his availability for Miami's Week 1 opener is not in jeopardy. A similar timeline was also provided for another injured Dolphin, defensive lineman Zach Sieler.

DETROIT — Dan Campbell’s aggressive fourth-down mindset has become a cornerstone of the Detroit Lions’ offense. That doesn’t just go for crucial NFC North battles, where a gutsy call can clinch a victory in the regular season; it stays true in preseason.

The Miami Dolphins beat the Detroit Lions, 24-17, in their second preseason game, on Saturday, August 16. Ethan Robinson sealed the game with an interception. The Dolphins are 1-0-1 in the preseason. Tie? Yes, a tie at the Bears and a win at the Lions.

Miami Dolphins coach Mike McDaniels talks with Detroit Lions principal owner and chair Sheila Ford Hamp during the joint practice with the Dolphins at the Lions headquarters and t

Kyle Allen's impressive two-touchdown performance against Miami has given him an edge over Hendon Hooker, who threw a game-sealing interception

An athletic, jaw-dropping interception might have played a key role in deciding who will be the Detroit Lions' QB2. A competition is underway between Hendon Hooker and Kyle Allen for the backup spot behind Jared Goff.