US Senator Susan Collins has said that "twenty or 21 foreign national women" were brought to the hotel in Colombia by US Secret Service agents and US military, according to Reuters.
Ms Collins was briefed by Secret Service director Mark Sullivan who said that US marines were allegedly involved.
More top news
Detectives investigating the abduction and rape of a 14-year-old girl as she walked to school have released a description of the offenders.
His widow wrote about his struggles with the little-known Lewy body disease in a neurological journal.
Police have revealed a pair of sandals they have had made similar to the pair Ben is thought to have been wearing when he disappeared