AIG swings to a loss in first quarter 

American International Group, Inc. [stock AIG][/stock] swung to a loss in the first quarter, as the firm repaid debts to the Federal Reserve and relinquished catastrophe funds. The New York-based insurance company reported a loss of $543 million, or $1.41 a share, down from a profit of $359 million, or $2.16 cents a share, a year earlier. Revenue fell 6% to $17.44 billion in the three months ended March 31, down from $18.56 billion a year prior.