Officials within the defense secretary's office initiated discussions with allied nations earlier this year to potentially give those countries access to the Navy's next-generation satellite communications system, a Defense Department spokesman confirmed. The Navy's Mobile User Objective System is a network of satellites intended to provide secure communications data to the U.S. military. The fourth MUOS satellite was launched earlier this fall, completing the network's worldwide coverage. A fifth, spare satellite is expected to be launched next year. While the...