The U.S. military says 11 service members are being investigated for alleged misconduct in Colombia. That's up from the 10 personnel the military last believed to be involved.

The military says six are from the Army, two each are from the Marines and Navy and one is from the Air Force. The Marine and Navy personnel are from San Diego and the Air Force member is from Charleston, S.C. The Army personnel are from the 7th Special Forces Group.

The military says the service members have returned to their commands. It says they have not been charged and are not under detention.

The service members were staying in the same Colombian hotel as 11 Secret Service employees who are under investigation for alleged misconduct involving prostitutes.