The pilot reportedly contacted the ATC to inform about engine failure.

Air ambulance with seven people on board crash lands in Delhi 2 injuredANI Twitter
news Air Crash Tuesday, May 24, 2016 - 16:06

An air ambulance with seven people on board crash landed in Najafgarh area of Delhi on Tuesday. Two persons inside the aircraft who were injured have been rushed to hospital.

The aircraft which was flying from Patna to Delhi, was forced to make an emergency landing after it developed a technical snag.

The pilot reportedly contacted the ATC to inform about engine failure. 

Relief and rescue operations are on in full swing as fire tenders and emergency services have arrived at the spot.