The two attackers were killed in a gunfight but haven't yet been identified, said Ahafadul Mujtaba, the director inspector general of police in Srinagar, the main city in the Indian state of Jammu and Kashmir.

WSJ: Militants Disguised as Cricketers Attack Indian Paramilitary

For every two flights made to profitable destinations, such as New Delhi or Mumbai, an Indian airline must make one flight to smaller destinations, such as Srinagar, the capital of the northern Himalayan state of Jammu and Kashmir.

WSJ: India Moving to Reduce Airport Fees

In Srinagar, the summer capital of India 's northern state of Jammu and Kashmir, protesters shouted anti-U.S. slogans and pelted stones at passing cars.

CNN: Antiwar demonstrations turn deadly