"We have enhanced our air and sea surveillance following the security threat. Our surveillance is always 24x7, but since the input has come directly from the NSA, we are more cautious," said a senior Coast Guard official.
The Coast Guard has not only pressed more ships into the sea for surveillance, but also increased the sorties of its planes for aerial vigil.
Ten Pakistani terrorists involved in 26/11 Mumbai attack had landed from Karachi via sea.
Four National Security Guard (NSG) teams were rushed to Gujarat following the input which mentions about 10 militants of Lashkar-e-Taiba (LeT) and Jaish-e-Mohammed (JeM) having entered India via Gujarat and that they could carry out a terror strike in Delhi.
