Haulage companies are calling for tighter security at European ports after the discovery of 16 migrants on a ship to Ireland.
The group was found on Thursday in a container on the Stena Horizon sailing from Cherbourg to Rosslare.
Last month 39 migrants died in a truck in Essex that had travelled by ferry from Belgium.
John Martin, from the UK Road Haulage Association, says not enough is being done to safeguard trucks in ports.
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