The Miami Dolphins helped Jonnu Smith resurrect his NFL career last season, before trading him to the Pittsburgh Steelers this week, and it appears Miami has another tight end project. Darren Waller, a 2020 Pro Bowler, is coming out of retirement to join the Dolphins, which acquired him in a trade with the New York Giants. How much does the 33-year-old have left in the tank? And what issues led to last year’s retirement? Allow the Dolphins in Depth podcast to break it all down.