The Miami Dolphins have traded for TE Darren Waller, who retired from the NFL last summer. Here's what you need to know about him.

When the Miami Dolphins traded tight end Jonnu Smith to the Pittsburgh Steelers on Monday, it was reported that they had already engaged with teams on potentially trading for his replacement. However, not many expected the Dolphins to trade for a player who had recently retired.

After a flurry of trades with the Pittsburgh Steelers yesterday, which ultimately saw cornerback Jalen Ramsey and tight end Jonnu Smith head to Pitt and safety