In this picture a school student is escorted away from the Ozar Hatorah Jewish school in Toulouse (REUTERS/Jean-Philippe Arles)

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Police are searching for the lone gunman who shot a rabbi, his two young sons and another child outside a school in Toulouse. The attack is feared to be the latest in a string of racist murders. In this picture a school student is escorted away from the scene of the shootings at Ozar Hatorah Jewish school in Toulouse.