Oscars 2011: Helena Bonham Carter's brave face as Melissa Leo takes best supporting actress

By LIZZIE SMITH Winner: Melissa Leo is the winner of Best Supporting Actress for her work on The FighterDavid Seidler wins best original screenplay for his work on The King's Speech Helena Bonham Carter missed out on the best supporting actress Oscar tonight as Melissa Leo won for her work on The Fighter.The actress kept her disappointment in check as she applauded Leo, alongside fellow nominee,