Source: Packers WR Jake Kumerow avoids serious shoulder injury

GREEN BAY, Wis. - The conversation about Jake Kumerow, dubbed by one member of the Green Bay Packers as "one of the talks of training camp," won't be coming to an end.

Two helicopters that appeared over Lambeau Field after a first-quarter touchdown were U.S. Navy aircraft making a "side trip," according to a Green Bay police commander.

That's because the popular receiver avoided a serious shoulder injury.

Kumerow sustained a sprained SC joint in his shoulder that neither he nor the Packers medical staff views as a serious concern, a source told ESPN on Friday. It is expected to heal relatively quickly with rest and shouldn't impact Kumerow's availability for the regular season should he make…