who hijacked the plane?
Al-Qaeda
United Airlines Flight 93
United Airlines Flight 93 was a domestic scheduled passenger flight that was hijacked by four al-Qaeda terrorists on board, as part of the September 11 attacks
where is the crash site of flight 93 A field in Somerset County, Pennsylvania
wiki:19657408
United Airlines Flight 93 [SEP] Introduction
United Airlines Flight 93 was a domestic scheduled passenger flight that was hijacked by four al-Qaeda terrorists on board, as part of the September 11 attacks. It crashed into a field in Somerset County, Pennsylvania, during an attempt by the passengers and crew to regain control. All 44 people on board were killed, including the four hijackers. The aircraft involved, a Boeing 757-222, was flying United Airlines' daily scheduled morning flight from Newark International Airport in New Jersey to San Francisco International Airport in California. The hijackers stormed the aircraft's cockpit 46 minutes after takeoff. The captain and first officer struggled with the hijackers, which was transmitted to Air Traffic Control.