GRIFFIN 11 flight, possibly MV-22s, is northbound along the east coast from the Savannah, GA area. They are using 228.000 for air-to-air. They are using VHF ATC frequencies and were last up on 120.400 with Savannah App/Dep. Mac McCormick III, KF4LMT Savannah, GA http://kf4lmt.wordpress.com/