 Complete the following phrase:  The topographic surveyors and their aviation support pilots and crew served on field parties that endured sweltering heat in this Sub Saharan region of Africa. They also struggled to subsist in remote areas of the country that included jungles, deserts, dense bush, mountains and swamps that harbored deadly snakes, crocodiles, lions, leopards, hyenas, hippos, cape buffalo, elephants, wild dogs, dangerous bees and ants, aggressive tribes of baboons and sometimes hostile natives, not to mention any number of maligt diseases. In addition, these troops and their support personnel were frequently required to conduct their operations in active war zones along the Somalia and 