Shares Tumble on BlackBerry 10 Launch

Jan. 30 (Bloomberg) -- Zeb Eckert reports on today's top stories. He speaks on Bloomberg Television's "First Up." (Source: Bloomberg)
How Migrants Built an Economy in Calais' Tent City
45:43 - Amid the hundreds of tents and makeshift shelters of Calais' sprawling migrant camp, a micro economy has emerged. Shops, restaurants and even a nightclub have sprung up, adding a shred of normality to a precarious, and often dangerous, existence. Bloomberg's Tom Mackenzie reports.
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