19:00Mark ForrestMystery billboards, new fingerprinting techniques and cycle chat with journalist Ned BoultingBBC Local Radio Duration: 3 hours Wed 14th Sep 2016, 19:00 on BBC Radio BerkshireWho's putting up "legal name" warning adverts? We hear about new fingerprinting techniques and discuss problems caused by drinking during pregnancy.GenresEntertainmentBrandMark Forrest Source: BBC Online