“British Police have been working through the night to investigate the deadliest terror attack carried out in central London in 12 years, in which four people died and scores were injured.

“Investigators were “working to look at associates” of the suspect who rammed a car into a crowd on Westminster Bridge before attempting to storm the Houses of Parliament, Mark Rowley, Britain’s most senior counterterror police officer, told journalists late Wednesday.

“Rowley said police believe it was an act of “Islamist-related terrorism,” and indicated they knew the identity of the assailant but were not releasing his name.”

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