Tube warning after 'bang' heard
Breaking news graphic
Emergency services have been called to London's Liverpool Street Underground station after reports of an explosion.
The incident has caused major disruption to the entire network with stations across the capital closed.
A London Fire Brigade spokeswoman said four crews were at the scene and more were on their way. There are reports of "walking wounded".
Cordons are in place. A power failure may be behind the problems, Transport for London said.
Breaking news graphic
Emergency services have been called to London's Liverpool Street Underground station after reports of an explosion.
The incident has caused major disruption to the entire network with stations across the capital closed.
A London Fire Brigade spokeswoman said four crews were at the scene and more were on their way. There are reports of "walking wounded".
Cordons are in place. A power failure may be behind the problems, Transport for London said.
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