American Morgan Hurd won the all-around title at the gymnastics world championships in Montreal yesterday. The 16-year-old won the United States' seventh straight Olympic or world all-around title by edging out Canada's Elsabeth Black 55.232 to 55.132. U.S. champion Ragan Smith withdrew minutes before the competition with an ankle injury. Russia's Elena Eremina took third with a total of 54.799. Japan's Mai Murakami was fourth, followed by Melanie de Jesus dos Santos of France. Hurd's triumph makes her the youngest Olympic or world all-around champion since Aliya Mustafina in 2010.