NEW : Eight people on the plane are believed to be dead . Afghan and ISAF service members were conducting the search-and-rescue mission . U.S. Intelligence Community is investigating the crash . A spokesman from Pakistan says it was not one of theirs . ` ` Early reports indicate the plane is an L-100 Hercules , '' ISAF say .
NEW : Eight people on the plane are believed to be dead . U.S. Intelligence Community is investigating the crash . A spokesman from Pakistan says it was not one of theirs . ` ` Early reports indicate the plane is an L-100 Hercules , '' ISAF say .