UBS agrees to buy rival Credit Suisse

Read MoreSwiss banking giant UBS has agreed to buy rival Credit Suisse for $3 billion. The deal, brokered by the Swiss government, is aimed at staving off fears of a broader banking collapse.Swiss banking giant UBS has agreed to buy rival Credit Suisse for $3 billion. The deal, brokered by the Swiss government, is aimed at staving off fears of a broader banking collapse.