Nepalese police have arrested four Pakistanis on charges of possessing powerful explosives, police officials said on Thursday. Two men were arrested from a downtown Kathmandu hotel on Wednesday and another two from the popular Thamel tourist area on Thursday, police said. Police Superintendent Dhak Bahadur Karki said the two men detained at the Everest Hotel on Wednesday were arrested "in connection with possessing explosives five years ago".