A German prosecutor investigating the disappearance of Madeleine McCann says he believes she was killed in Portugal. Detectives had feared that the prime suspect in the case, Christian Brueckner, may have moved Maddie from Praia da Luz to Germany. But German prosecutor Hans Christian Wolters does not believe this is the case. Asked where he believes she was killed, he replied “in Portugal". "I am optimistic we will solve this case,” he told the.