Police searched an apartment belonging to the sister of one of the two men accused of hacking a soldier to death on a London street. It was just one of two homes raided a day after the attack. Teams also searched a house near the city of Lincoln -- which is believed to be the former home of one of the suspects. Prime Minister David Cameron cut short a trip to France to return to the UK and hold an emergency security meeting before stopping at the Woolwich Barracks.
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