Legendary filmmaker Martin Scorsese will direct a biopic about the life of Frank Sinatra - according to the singer's youngest daughter Tina.Scorsese, who recently made a new 'rockumentary' on The Rolling Stones, is planning to document the My Way hitmaker's life - and finally end speculation the late star was part of the American gangster scene.Sinatra's daughter - who produced a 1992 mini-series about her dad entitled Sinatra - insists the filmmaker had always wanted to present the truth about her father, who died on 14 May, 1998.She says, "Marty has always wanted to do this. I trust him (Scorsese) implicitly".