The Unite union is warning that bus workers could take further strike action over their demand for a £500 bonus for working during the Olympics.
It comes as workers in 70 bus garages across the capital went on strike this morning. The current walkout is due to end at 3am tomorrow.
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Police have released an e-fit of a man suspected of attacking her.
The force has been tweeting after carrying out a series of dawn raids.
Adenike Akingbogun made the dangerous manoeuvre after ignoring the crossing lights and driving onto the tracks.