additional police were positioned at ucl hospital , at warren lane railway station , after reports of a suspect in the hospital . there was speculation that a of the bombers may have been harmed and sought relief at the scene . a scots room official had said " we are dealing with an arrest at university college hospital and we have armed officers deploy there . we may move in any further detail at this stage . " a ucl statement confirmed that an email had been sent to staff asking them to be on the watched for the suspect . at 16 : 00 a spokesman for the city police confirmed that the incident was over , but armed police returned to the hospital 30 minutes later to patrol the building . police have now not confirmed this is relating to the explosions .
Police report there has been an explosion in the tube station.