India, April 8 -- LUCKNOW The UP Anti-Terrorism Squad (ATS) has issued a look out circular (LOC) against Aqib, a Meerut resident believed to be hiding in Dubai, as investigators widen their probe into the Pakistan-backed suspected terror sabotage module busted with the arrest of four men from Lucknow on Friday.

According to ATS officials, Aqib has emerged as a key link in the alleged network that was operating at the behest of Pakistan-based handlers and was allegedly involved in plans to target railway infrastructure, public utilities and crowded locations to trigger panic and economic disruption.

Officials said the LOC has been issued to alert immigration and airport authorities across the country so that Aqib can be intercepted, if h...