A Midlands company has helped develop a gun which fires pellets filled with artificial DNA from a distance of up to 40 metres.
The bullets leave a unique tell-tale mark on the suspect which is only visible under ultraviolet light.
More top news
Breezy with clear spells and the odd shower.
It will be a chilly and breezy night with cloud and clear spells.
Windy with rain clearing to showers and some sunny spells.