Aircraft Operations Aircraft Ownership Corporate Jets Business Jets Executive Jets Corporate Governance Operational Standards Market Trends Aircraft Management Charter Flights Corporate Aviation Airline Operations Fractional Ownership Aircraft Maintenance Aviation Companies Charter Services Cargo Transport Pilot Training Evacuation Services Luxury Purchases Helicopter Services NetJets VSR Ventures Real Estate Agents Luxury Services Jet Ownership Aircraft Types Skydiving Companies Corporate Connections Operational Framework Airlines for America Government Contracts Market Response Flight Brokerage Financial Performance Flight Operations Airlines Corporate Responsibility Helicopter Operators Corporate Ownership Jet Operations Flexjet Environmental Impact Aviation Firms Business Travel Helicopter Operations Aviation Services Seaplane Operations
Federal investigators are probing pilot reports of mechanical problems after flight-tracking data showed the jet lost its signal shortly before impact.