Lower TV production costs and sale of reruns help buoy results. Led by stronger-than-expected results in its TV division, CBS Corp. on Tuesday beat Wall Street expectations and posted a 14% jump in net income for the quarter ended March 31.

Sales of 'Bee Movie,' 'Shrek the Third' and earlier releases help the studio beat Wall Street expectations. DreamWorks Animation SKG Inc. said Tuesday that its first-quarter profit surged 69% on solid DVD sales for "Bee Movie," "Shrek the Third" and its earlier films.

Lower TV production costs and sale of reruns help buoy results. Led by stronger-than-expected results in its TV division, CBS Corp. on Tuesday beat Wall Street expectations and posted a 14% jump in net income for the quarter ended March 31.

The plan by the ailing bond insurer to save its credit rating falls short of Wall Street expectations. Troubled bond insurer Ambac Financial Group Inc. said Wednesday that it would raise $1.5 billion in capital by selling shares in an effort to preserve its all-important credit rating, but the plan disappointed Wall Street and its stock price tumbled.

NEW YORK (Reuters) - American International Group Inc (AIG.N) on Thursday posted its biggest-ever quarterly loss, missing Wall Street expectations after being hurt by a write-down of securities exposed to bad mortgage investments.