Police received separate reports of suspicious packages at Waterloo Station and Heathrow and London City airports earlier today.
Counter-terror police have said three suspicious packages found near transport hubs across London earlier today were “small improvised explosive devices”.
Officers were called to Waterloo Station, Heathrow Airport and London City Airport in separate incidents within hours of each other earlier today.
Police are still assessing the situation at Waterloo and at City airport, but say a package found at Heathrow has been “made safe”.
They have not yet said whether there is a link between the reports.
A staff building at London City Airport was evacuated as a precaution but the airport tweeted to say there was no impact on flights.
At approximately 09.55, police received a report of a suspicious package at The Compass Centre, Nelson Road, Hounslow,” the force said of the incident at Heathrow.
The building was evacuated as a precaution. Specialist officers attended and the package was made safe.
“At approximately 12.10 today, police were called to a report of a suspicious package at London City Airport Aviation House, Royal Docks,
“Specialist officers are at the scene. The building has been evacuated as a precaution. Enquiries are ongoing.”