RESTON, Va.--(BUSINESS WIRE)-- #LimitlessPotential--CACI International Inc (NYSE: CACI) announced today that it has been awarded a seven-year task order, which includes one base period, plus six option periods, with an estimated ceiling of $437 million for support to U.S. Africa Command’s (USAFRICOM) mission. “CACI’s experienced, flexible, and responsive global workforce understands Africa's complex security landscape. We leverage the most innovative technologies and on-the-ground capabilities to significantly enhan