With just 50 days to go until the start of the Olympics, Transport bosses are insisting the network will be able meet demand during the Games.
This morning, four tube lines were either suspended or delayed including the Central line which has been flooded by a burst water main.
The knock on effect was chaos for hundreds of thousands of commuters and increased fears the tube will be unable to cope this summer.
Toby Sadler reports.
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Just off Fleet Street stands a famous tiered tower. Designed by Sir Christopher Wren, it became the inspiration for the wedding cake.
The president of the respected Royal Institute of British Architects became the latest high profile figure to enter the row.
The victim, thought to be in his 40s, was attacked in Bromley at around 11:30am. His condition is still unknown.