PORT OF SPAIN, Trinidad (CMC) — The Airports Authority of Trinidad and Tobago  (AATT) Friday night said that a Ukrainian aircraft impounded at the Piarco International Airport after explosives were discovered onboard, had been given the authorisation to leave following extensive investigations by security agencies. In a statement, AATT said that Flight CVK-7078 had arrived in Trinidad and Tobago from The Bahamas on May 14 for a technical refuelling stop...