The Buffalo Bills ' AFC East rival in the Miami Dolphins made another trade following their blockbuster deal earlier this week. In a trade with the New York Giants, tight end Darren Waller was sent to Miami as the 32-year-old as decided to unretire.

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.

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.