Victoria Station has been evacuated during this morning's rush hour after an alert was raised over an "unexploded bomb".
Thousands of people were ordered to leave both the Tube and rail station.
The Met Police say officers are attending a building site following the discovery of what is believed ordnance from World War II.
Officers are in attendance at a building site on Terminus Place, SW1 following the discovery of what is believed to be World War 2 ordnance.— Metropolitan Police (@metpoliceuk) February 5, 2016
Images on social media show a heavy police presence and cordon as commuters left the station.
The Tube, mainline rail and bus stations were reopened around 10.15am as the incident was stood down.
The incident at Terminus Place, SW1 has been stood down. Local roads and the bus station have now reopened.— Metropolitan Police (@metpoliceuk) February 5, 2016
Victoria station has now re-opened and trains are stopping as normal.— Victoria line (@victorialine) February 5, 2016