Police man a cordon at Finsbury Park where a vehicle struck pedestrians in London. ((Yui Mok/PA via AP))Police officers man a cordon at Finsbury Park where a vehicle struck pedestrians in London. ((Victoria Jones/PA via AP))An armed police officers patrol near the Seven Sisters Road at Finsbury Park where a vehicle struck pedestrians in London. ((Yui Mok/PA via AP))Police officers man a cordon at Finsbury Park where a vehicle struck pedestrians in London. ((Victoria Jones/PA via AP))An armed police officer mans a cordon on the Seven Sisters Road at Finsbury Park where a vehicle struck pedestrians in London. ((Yui Mok/PA via AP))Police officers man a cordon near the Seven Sisters Road at Finsbury Park where a vehicle struck pedestrians. (AP)