The Central States Pension Fund has decided not to submit a new rescue plan to avert future insolvency, leaving the question of funding future pensions for its Teamster members in the lap of Congress.

The 225,000 people facing possible cuts in their retirement benefits are the most numerous and visible victims of the Central States Pension Fund troubles. But the fund's deep financial woes also have left hundreds of companies with large potential liabilities, essentially because they have survived where others failed.