On Friday, I lauded Darren Mougey and the New York Jets for their savvy free agent signings of Stone Smartt and Byron Cowart.

NFL free agency can be a platform for teams to address their needs. But it can also create or exacerbate issues, as several franchises have learned.

A year ago the breakout player for the Notre Dame offense was Jaden Greathouse, who showed both leadership and playmaking ...