Cage fighter guilty of murdering ex over 'affair with boy' after driving from Glasgow
convicted of murdering his ex-partner after he blackmailed her about a sexual relationship she was having with a 15-year-old boy. Jealous ex-convict Paul Robson, 50, snooped on teacher Caroline Kayll, 47, and the teenager outside her home in Linton, Northumberland, last November, and then launched a terrifying and sustained attack on them both.