off but never got off the ground. abc's alex perez has the details. >> reporter: the plane barely recognizable in the wreckage. witnesses describe hearing a loud explosion and seeing a ball of fire. >> big black smoke behind the neighbor's house and then the flames. >> reporter: all seven people on board killed in the crash, about 9:40 saturday night here at hanscom airfield, massachusetts. among the dead, prominent media businessman lewis katz, co-owner of "the daily news" and "philadelphia enquirer" newspapers and philly.com. once owned the new jersey devils hockey team and the new jersey nets basketball team. in a statement, his son says my father was my best friend. he taught me everything. he never forgot how he grew up. the ntsb says it appears the plane never became airborne crashing into an antenna and through a fence at the end of the runway as it prepared for takeoff. >> there was a fire and the aircraft was carrying jet fuel on board. that burned and consumed a large part of the aircraft. >> reporter: the plane was