Morning Movers: Toll Brothers, Metro PCS, Corning

Dec. 4 (Bloomberg) -- Bloomberg's Tom Keene, Scarlet Fu and Sara Eisen highlight the news you need to follow for today's trading. They speak on Bloomberg Television's “Bloomberg Surveillance."
HKMA Intervenes to Defend the Hong Kong Dollar Peg
45:22 - Hong Kong’s de facto central bank stepped in for the first time in more than four months to prevent the city’s currency from breaking out of the strong end of its pegged range against the U.S. dollar. Bloomberg's David Ingles reports on "First Up." (Source: Bloomberg)
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