US Treasury Secretary Timothy Geithner has told the BBC that the world "cannot depend as much on the US as it did in the past". He said that other major economies would have to grow more for the global economy to prosper. He also played down any differences in policy between the US and Europe regarding deficit reduction. Mr Geithner was speaking in Washington ahead of G8 and G20 meetings this weekend in Toronto. He said all members of the group were "focused on the challenge of [building] growth and confidence", and would be working to this end at the...