A ship operated by P&O Ferries has been detained in Larne, Northern Ireland, on Friday night after it was deemed “unfit to sail.” It came after the UK’s Transport Secretary Grant Shapps ordered “very detailed inspections” of all P&O vessels following the company’s abrupt dismissal and replacement of 800 seafarers. Shapps on Friday night announced on Twitter that a ship was detained by the Maritime and Coastguard Agency (MCA) “for being unfit to sail,” adding he would “not compromise the safety of these vessels and P&O will not be able to rush inexperienced crew through training.” An MCA spokesperson confirmed that it had detained the European Causeway in Larne “due to failures on crew familiarisation, vessel documentation, and crew training.” “The vessel will remain under detention until all these issues are resolved by P&O Ferries. Only then will it be reinspected,” the spokesperson said. The MCA also confirmed that no passengers or freight were on …