Pedal-Powered Purifier Clears the Air in China

Feb. 4 (Bloomberg) -- Paul Allen reports on a man who has created a bicycle that purifies the air. He speaks on Bloomberg Television's "First Up." (Source: Bloomberg)
`Time Is of the Essence' for Greece to Reach Deal: Lew
08:41 - U.S. Treasury Secretary Jacob J. Lew speaks about the U.S. and global economies, Greece's debt crisis and International Monetary Fund reforms. Lew speaks at news conference at the 2015 World Bank Group/IMF Spring Meetings in Washington. (Source: Bloomberg)
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