Michael Lewis, author of Flash Boys: A Wall Street Revolt, speaks during a Bloomberg Television interview in New York, on Wednesday, where he discussed high-frequency trading and the structure of the US equity market with Brad Katsuyama, chief executive officer of IEX Group Inc. Photograph: Chris Goodney/Bloomberg

To explain claims of stock market rigging in the latest scandal to rock Wall Street, one US television news network resorted to a rather crude (...)

Toronto mayor Rob Ford adjusts his tie during a special council meeting at City Hall in Toronto on Monday. Toronto’s City Council voted overwhelmingly to limit further his powers, as he  denounced the move as a coup d’etat and warned political foes of an election battle next year to rival the Gulf War. Photograph: Aaron Harris/Reuters

Toronto mayor Rob Ford said he was “not perfect” in a defiant appearance on the Today show yesterday, but defended his crack cocaine use by saying he (...)