Delhi Police on Monday unveiled its massive security plan for Commonwealth Games 2010, which includes deployment of heli-borne snipers and a four-layered protective cordon around the venues and Games Village.Announcing the security strategy, city Police Commissioner Y.S. Dadwal told reporters, “we are not only looking into the security aspects of the Games, each and every aspect of the city’s security will also be addressed.”We are working closely with several agencies connected with the Games. We assure you a safe and secure Commonwealth Games,” he said.According to the plan, the Games venues, Games Village, practice venues, parking lots and the Indira Gandhi International Airport will have a four-layered security cordon.Explaining aspects of the plan, Special Commissioner (Administration) Neeraj Kumar said the security at prominent Games-related venues will have “outer, middle, inner and exclusive” security zones.At the outer cordon, he said, the traffic will be stopped and access will be controlled. At the middle cordon, security personnel will channelise the spectators to their designated seats while in the inner cordon, the barcode reading of tickets will take place and the spectators’ photos captured.”There will be surveillance from the skies with the help of the Air Force. There will also be the deployment of heli-borne assault teams to thwart any attempts by terrorists,” Kumar said.