Twenty-six of the illegal entrants, who were from India, Pakistan, Bangladesh, Sri Lanka, Eritrea and China, were sent back to France. The remainder, discovered after the trailer arrived on a ferry from Calais, were still being interviewed last night by immigration officers. The lorry driver was also being questioned.
Michael O'Brien, a Home Office minister, praised Danny's alertness and added: "This government is determined to crack down on the abuse of our immigration rules." Sniffer dogs, introduced in 1995, have helped to stop a record 153 concealed immigrants this month. - Kate Watson-Smyth