Eagles, Dolphins hamstrung by Maxwell's shoulder as market opens

Eagles cornerback Byron Maxwell was traded to Miami, but the deal was uncertain Wednesday because of reports that the Dolphins are concerned about Maxwell's shoulder.Are they trying to sign free agent cornerbacks today, or not? Do they have enough salary cap room, and a starting vacancy?

These are questions the Eagles and the Dolphins thought they'd resolved, and are finding they haven't, as the free agent market lurches on without them toward its official 4 p.m. Wednesday opening.

There was a caveat to that Eagles-Dolphins trade, negotiated Monday but remaining unofficial until the 4 p.m. Wednesday start of the league year. The players the Eagles traded, Byron Maxwell and Kiko Alonso, were…