The Falcon 10 air ambulance got into trouble over Afghanistan on a medical emergency flight to bring a seriously ill Russian tourist - the millionaire s wife - home from Thailand .
It is feared that six people who were aboard have been killed after the jet, understood to be operating as an ambulance is believed to have gone down in Badakhshan province
Anatoly Evsyukov, 65 and his wife, Anna Evsyukova, 64, were aboard the Dassault Falcon 10 aircraft when it fell off the radar near the rural Badakhshan province, in northeastern Afghanistan, on Saturday.