Inside South Africa's Kruger National Park, ranger Promise discovers the remains of a crashed military drone--and a live missile. Immediately, Promise calls her uncle, Juma, a rhino-poaching kingpin and an illegal arms dealer. With Promise's help, Juma has kept her and her grandparents out of crushing poverty with illicit money. Alerted US authorities send pararescuemen LB and Wally into the Kruger to secure the crash site. But Juma gets...