Greg Jennings is pushing for a return to the Vikings

After the Vikings cut receiver Greg Jennings in a salary-cap move and he signed with the Dolphins, Jennings’ family stayed behind in Minnesota. Jennings is now trying to get back there. “I left [G.M.] Rick [Spielman] a voicemail,” Jennings said in a Wednesday appearance on KFAN. “I told [them], I’m waiting on you guys.” For…