Breaking News: IMF Estimates Toxic Asset Losses To Raise By $800 Billion to $2.2 Trillion

*IMF SAYS U.S. ECONOMY TO SHRINK 1.6%, EURO AREA DOWN 2% IN '09
*IMF RAISES ESTIMATE OF BANK LOSSES FROM $1.4 TRILLION IN OCT.
*IMF: GLOBAL GROWTH TO BE 0.5% IN '09 VS 2.2% PRIOR ESTIMATE
*IMF SEES LOSSES FROM TOXIC U.S. ASSETS TOTALING $2.2 TRILLION