Islamabad, Muharram 1, 1433, Nov 26, 2011, SPA - Pakistani security officials alleged that NATO helicopters attacked a border post Saturday, killing at least 24 troops and injuring more than a dozen. The pre-dawn attack occurred in Mohmand agency, one of the seven Pakistani tribal districts, according to a report of the German Press Agency "DPA". A military spokesman said NATO helicopters had targeted the Salala border post manned by paramilitary troops. --SPA 14:16 LOCAL TIME 11:16 GMT www.spa.gov.sa/946857