At least 91 people, including 20 children, are feared dead after a massive tornado ripped through Oklahoma City suburbs.
One of the strongest ever recorded, the tornado flattened neighbourhoods in Moore and destroyed schools as winds reached speeds of up to 200mph.
The storm, which hit at 2.56pm local time, tore off the roof of Plaza Towers Elementary school and knocked down walls. Several children were pulled alive from the wreckage, with rescuers passing the children down a "human...