BBC News Published image copyrightReuters The DUP will fight to oppose the NI Protocol "with every means we have", Sammy Wilson has said. Other Stormont parties have said Mr Lyons did not have the authority to take such action. The DUP has argued that it is responding to trade difficulties caused by the protocol. image copyrightPacemaker image captionGordon Lyons temporarily replaced Edwin Poots as agriculture minister in February Border Control Posts (BCPs) are used to check food products from GB and are a requirement of the Brexit deal between the UK and EU. Existing temporary BCPs are continuing to operate.