Jake Kanter International TV EditorEXCLUSIVE: Warner Bros has created an anonymous reporting mechanism in Europe so that cast and crew can alert senior managers if they witness colleagues breaking Covid-19 safety protocols during production.Warner Bros, which is edging closer to getting blockbusters Fantastic Beasts and The Batman back into production in the UK after a months-long filming hiatus, has introduced the reporting tool as a way to encourage best practice on set.Kevin Trehy, Warner