<p>The intelligence input which came barely days ahead of Republic Day celebrations has prompted authorities to ensure a tight air security around all vital installations, official sources said here today.<br /><br />The input about movement of overground workers, owing allegiance to LeT, in Europe led the sleuths to find out that they were on a shopping spree for para-gliding equipment, the sources said.</p>.<p>Security agencies have carried out mock drills in different areas in the country as part of the exercise to prevent any air-borne suicide attack by LeT terrorists.<br /><br />The input bears significance in view of the fact that government has already put all Air India planes operating in the country's neighbourhood on high security alert following intelligence reports from Western agencies that the LeT and other terror groups were planning to hijack a flight. </p>
<p>The intelligence input which came barely days ahead of Republic Day celebrations has prompted authorities to ensure a tight air security around all vital installations, official sources said here today.<br /><br />The input about movement of overground workers, owing allegiance to LeT, in Europe led the sleuths to find out that they were on a shopping spree for para-gliding equipment, the sources said.</p>.<p>Security agencies have carried out mock drills in different areas in the country as part of the exercise to prevent any air-borne suicide attack by LeT terrorists.<br /><br />The input bears significance in view of the fact that government has already put all Air India planes operating in the country's neighbourhood on high security alert following intelligence reports from Western agencies that the LeT and other terror groups were planning to hijack a flight. </p>