Madeleine McCann suspect admitted sex assault to judge a year before she vanished
Portugese authorities knew Christian Brueckner was a paedophile before Madeleine McCann’s disappearance but still failed to quiz him.The German told a court he served 18 months in prison for a sex attack on a youth in his homeland, after being arrested for theft in Portugal in 2006.A senior Policia Judiciaria source said previously that Brueckner was never quizzed because police did not know he was a sex offender.Detectives investigating the disappearance of Madeleine, three, in Praia da Luz in 2007, questioned dozens of known sex offenders living in the area, reports the Mirror.But Brueckner, now 43, was never interviewed and returned to his native Germany months later.Brueckner was caught stealing fuel from HGVs in Portimao, Algarve, in