The NATO violated Pakistani airspace once again with two helicopters entering Pakistani territory on Monday. A TV channel quoted sources as saying that the two NATO choppers entered Pakistani airspace to hunt down militants in the border area of North Waziristan Agency. NATO claimed five members of the Haqqani network had been arrested after the search operation. NNI news agency said unconfirmed reports from intelligence sources said five TTP leaders were arrested on Monday morning in the Gorvait area of North Waziristan by NATO forces and later taken away to Afghanistan in two NATO helicopters.