“Our men and women in uniform risk themselves every day to secure our freedom,” he said.
No official details were immediately available on the circumstances of the crash.
Mississippi outlet the Clarion-Ledger said the plane came down in a soybean field on the Sunflower-Leflore county line, and left a five-mile trail of debris. It said the FBI was assisting at the scene.
Local Fire Chief Marcus Banks told the Greenwood Commonwealth that firefighters were driven back by several “high-intensity explosions”, possibly caused by jet fuel igniting. He said 4,000 gallons of foam were sprayed at the aircraft in a bid to subdue the fire.
Captain Sarah Burns, a spokeswoman for the Marine Corps, said only that a US Marines KC-130 Hercules transport aircraft had “experienced a mishap”.