Bus drivers across the West Midlands have been equipped with 'mini DNA kits' to help police track anyone who spits at bus drivers or fellow passengers.
One worker explains how he was spat at by a passenger after issuing a fine.
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A dry, bright and sunny start to the Bank Holiday weekend for most.
A dry bright and sunny start for most on Saturday. Some scattered showers will develop inland through the late morning.
A cold and frosty start to Saturday, though with some sunny spells. Showers then breaking out by afternoon.