Leonard Cohen fans have reacted angrily after Donald Trump used the musician’s song ‘Hallelujah’ at the conclusion of his Republican National Convention speech last night. Twice.In a musical finale to the event, Tori Kelly’s cover of ‘Hallelujah’ was played, along with the more obvious RNC soundtrack choices of George M Cohan’s ‘She’s A Grand Old Flag’ and Lee Greenwood’s ‘God Bless The USA’.