Apple opposes order to help unlock California shooter's phone

By Dustin Volz and Joseph Menn WASHINGTON (Reuters) - Apple Inc opposed a court ruling on Tuesday that ordered it to help the FBI break into an iPhone recovered from a San Bernardino shooter, heightening a dispute between tech companies and law enforcement over the limits of encryption. Chief Executive Tim Cook said the court's demand threatened the security of Apple's customers and had "implications far beyond the legal case at hand." (http://apple.co/1Lt7ReW) Earlier on Tuesday, Judge Sheri Py