Police are continuing to question a 28 year-old man after a woman's body was found in an underpass in Bracknell.
A witness said the 43 year-old victim was lying in a pool of blood with a glass bottle next to her.
Thames Valley Police have urged any potential witnesses who were near the scene in Bay Drive in the early hours of yesterday morning to get in touch with them.
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Tubes, trains, trams, buses, cable cars, river buses, taxis and going by foot - your guide to getting around during the strike.
Union officials rejected a revised offer from Underground managers during a meeting at the conciliation service ACAS this afternoon.
Train drivers were offered £200 a shift to work on the new 'Night Tube' in a bid to halt the threatened walkout.