If you suspect it, report it.

If you think you have seen someone acting suspiciously, or if you see a vehicle, unattended package or bag which might be an immediate threat, move away and call 999. The terrorist threat remains real and there is no room for complacency. The public should remain alert and aware of their surroundings at all times. If something strikes you as suspicious then trust your instincts and call the police.

Anti-terrorist hotline: 0800 789 321

If you have information that requires an immediate police response always call 999.