DAVIE, Fla. (AP) -- ** Free agent receiver Greg Jennings is visiting the Miami Dolphins, who are eager to shore up their corps of wideouts after several departures this offseason. ** The Minnesota Vikings released Jennings last month after acquiring receiver Mike Wallace from Miami in a trade. Jennings would have counted $11 million against the Vikings' salary cap this year. Jennings led the Vikings last season with 59 receptions for 742 yards and six touchdowns. More...