Complex sentence: The company won many contracts from the United States Department of Defense to transport U.S. armed forces personnel to overseas locations: it also flew refugees out of Kosovo in the 1990s, and was often chartered to fly groups of Muslim pilgrims to Mecca.
Split into simpler sentences: The company won many contracts from the United States Department of Defense to transport U.S. armed forces personnel to overseas locations. It also flew refugees out of Kosovo in the 1990s and was often chartered to fly groups of Muslim pilgrims to Mecca.