As rival militias in postwar Libya wage turf wars in Tripoli and the interim government struggles to form a national army, Western mercenaries are moving in to fill the security vacuum in the oil-rich North African state...The main focus of the security companies is Libya's oil industry...[refers to HIS security consultancy, Blue Mountain Group, National Oil, Eclipse Group, Garda World, Control Risks Group, Olive Group, AKE, Gallice Security]