Customs officials on Sunday said they had seized more than two kilograms of suspected cocaine from an elderly man at Hong Kong International Airport.Officers intercepted the 76-year-old after his arrival from Addis Ababa, Ethiopia, on Friday, the customs department said.The man was arrested when a flattened slab of the suspected cocaine was found hidden in a false compartment of his suitcase. The total amount of cocaine weighed 2.1kg and had an estimated market value of about HK$2.3 million (US…