NEW DELHI: A high alert was sounded after a threatening letter was found at Sardar Patel International Airport in Ahmedabad, warning of an attack, officials said on Monday.
According to the joint commissioner of police (JCP) Sharad Singha, the letter, written by an unidentified person, threatened to blow up the airport.
Security has been tightened in and around the airport to ensure safety.

(With agency inputs)