Dolphins' free agency grade reflects roster getting older

A breakdown of the initial wave of free agency for the Miami Dolphins.

Overall grade: C-minus. It’s hard to say they kept the balance when their starting center (Mike Pouncey), a 100-catch receiver (Jarvis Landry) and a five-time Pro Bowl selection (Ndamukong Suh) have departed. Coach Adam Gase has talked about a culture change in this roster makeover. But the bottom line is they’ve made the roster slightly older, as they’ll replace some 20-somethings with players who are 30 or older.

Most significant signing: Folks will likely look at wide receivers Albert Wilson and Danny Amendola or even running back Frank Gore because they were the players signed to fill the 112-catch gap left behind when…