A new potential suspect in the Madeleine McCann case is being watched by police in the UK, it has been claimed. According to unconfirmed newspaper reports in Portugal, British police are about to launch a major new operation this week. They have asked permission from Portuguese police to arrest a man in connection with the disappearance of the little girl. The man has not been named and it is not clear whether he is a suspect or a witness to whom detectives need to speak to again. The newspaper, Correio da Manha, said: “English police have already requested search and arrest warrants with a view to .....