Bruce Shapiro's USA, who's supplying weapons to Sudan, plus the first camera in Australia

Bruce Shapiro asks if US President Donald Trump has betrayed American cattle farmers, after he eased tariffs on foreign beef. Australia sells weapons to the United Arab Emirates, but could those weapons be ending up in Sudan? Plus, the story of the first camera that made it to colonial Australia in May 1841. Guests:Bruce Shapiro, contributing editor for The Nation, executive director of the Global Centre for Journalism and TraumaAndrew Bartlett, President of Australians for War Powers Reform and former Democrats and Greens Senator for QueenslandElisa DeCourcy, writer and curator, author of Early Photography in Colonial Australia, Melbourne University Press