Byron Jones' return still in question as Miami Dolphins seek stability at cornerback

MIAMI -- One of this summer's themes for the Miami Dolphins is taking advantage of opportunities.

It's part of the reason why first-year coach Mike McDaniel has run shorter practices than the allotted two hours. It's about making the reps count.

"That's what the team needs to be the team that we all want it to be," he said. "Which is that people recognize each and every rep as an opportunity, and you utilize it to your best advantage."

With starting cornerback Byron Jones still on the physically unable to perform list entering the fourth week of camp, the Dolphins have sought a successor at cornerback opposite Xavien Howard. Jockeying for the position throughout the summer were former…