India, May 20 (Hindustan Times) - The Gujarat Anti-Terrorism Squad (ATS) has arrested four ISIS terrorists, all of whom are Sri Lankan nationals, at Sardar Vallabhbhai Patel International Airport in Ahmedabad.

The Gujarat ATS has taken the suspects to an undisclosed location for intensive questioning, reported TV9 Gujarati. The precise motive and intention behind their presence at the Ahmedabad airport is not clear.

Security has been heightened across the airport.

The arrests were made ahead of the arrival of three IPL teams at the Ahmedabad airport for the qualifier and eliminator games.

In March, two top-rung leaders of ISIS in India were arrested near the international border after they crossed over from Bangladesh. The arrested ISIS cadres were identified as Harish Ajmal Farooqi alias Harish Ajmal Farukhi, a resident of Dehradun in Uttarakhand, and Anurag Singh alias Rehan, a resident of Panipat in Haryana.