A KEY witness in the disappearance of Madeleine McCann has revealed the moment Christian B “confessed” to snatching the Brit tot. HGV driver Helge Busching, a former friend-turned-police informer was the person who identified prime suspect Christian B to cops andsaid that “she didn’t scream” shortly after she disappeared in Portugal. More to follow… For the latest news on this story keep checking back at The Sun Online.Thesun.co.uk is your go to destination for the best celebrity news, football news, real-life stories, jaw-dropping pictures and must-see video. Like us on Facebook at www.facebook.com/thesun and follow us from our main Twitter account at @TheSun.