Olympic Ambassadors will be back on the streets of London today. Volunteers will be in "pods" at St Pancras International Station to welcome tourists arriving on the Eurostar.
It's the first of a series of pilots to test the project. There are 55 volunteers taking part.
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Rahman was ejected from his powerful job in April by an Election Commissioner after being accused of corrupt and illegal practices.
The service was due to start in September but there is no agreement on pay and conditions such as how many night shifts staff will work.
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