Brad Pitt has revealed he is no longer sober and is drinking again after quitting alcohol for seven years. Nine years ago, Pitt stopped drinking after splitting from Angelina Jolie amid accusations he poured alcohol on her and their children during a volatile flight on board a private jet. The winery owner subsequently announced he had turned his back on alcohol and had been working through inner demons at Alcohol Anonymous meetings. Now Pitt, 62, is drinking again – but is much more mindful of his consumption. In a wide-ranging interview with Esquire, Pitt admitted he had gotten 'back off the wagon' after the interviewer noticed the…