India’s Quick-Reaction-Surface-to-Air Missile (QRSAM): In a big boost to the country’s air defence system, Indian Army and apex defence research body, the DRDO, Thursday successfully completed six flight tests of the Quick Reaction Surface to Air Missile (QRSAM) system off the Odisha Coast in Eastern India. The flight tests have been conducted as part of evaluation trials by the Indian Army, said the DRDO.