Security has been stepped up at Chennai, Hyderabad and Mumbai Airports following a hijack threat call.
"An e-mail was sent to the Deputy Commissioner of Police, Mumbai, about a hijack plan from Mumbai, Hyderabad and Chennai. Following this, the security was beefed up," Central Industrial Security Force (CISF) Director General. said.
The e-mail mentioned about a lady overhearing six boys discussing simultaneous hijack plan from Mumbai, Hyderabad and Chennai.
"The e-mail could well be a hoax but we didn't take any chances....Embarkation security increased, anti-contingency plan put in place, meeting of all stakeholders held," he said.
Further details are awaited.