Multiple agencies returned to J. Percy Priest Lake Monday as recovery efforts are underway following the small jet crash that claimed the lives of seven people in Rutherford County.A Cessna C501 carrying seven people crashed into the lake near Smyrna Saturday morning and all on board have been identified and are presumed dead. FAA officials said the jet crashed around 11 a.m. after departing from the Smyrna Rutherford County Airport.