Work has begun in the front car park at Northampton train station to investigate the land underneath, which could be that of the town's former castle.
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Five of the pairs of siblings are identical twins, so telling them apart can be a little tricky for staff.
Around 40 traffic cops are being given the canisters to 'tag' motorbikes and riders causing a nuisance in communities.
"Racing stripes normally on the panels not the screen - one of many faults with this dangerous vehicle."