The warnings come after ISIS terrorists called for vehicle attacks on the West just 10 days before the Barcelona van rampage.
Kyle Orton, an ISIS expert from the Henry Jackson Society, told the Daily Star Online that provincial towns in the UK are at risk from jihadi truck attacks.
He added: “There are two factors, the geography and symbolism. The trade-off they make is either attack in a symbolic place, or maximising casualties.”
Read the full article at The Daily Express