After telling Will that his film, Hancock, was "sick" and asking what the actor's own favourite role had been, one young fan blurted out 'you rock!' and got a little more than he probably could have dreamed of...
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Two members of the public were injured along with two police officers who were in the unmarked vehicle.
Scotland Yard recorded 1,235 Islamophobic attacks in the last 12 months, compared with 811 in 2015.
Officers say the child, aged two, was targeted in the Lewisham Shopping Centre.