Daily headlines from the UAE and around the world brought to you by Gulf News. Dubai Opera all set for gala opening night. Dilma Rousseff faces judgement tonight in a Senate vote. Apple is expected to unveil a new iPhone model. Novak Djokovic and Rafael Nadal shone in 33-degree heat on the first day of US Open. A Nashville judge has dismissed Taylor Swift as a potential juror. See more at: http://gulfnews.com/gntv