Yesterday, union members in Wisconsin succeeded in introducing commonsense legislation that would ensure all state residents have access to quality, affordable health care.

But the rest of the nation isn't so lucky.

Not only are uninsured rates among U.S. adults rising, but there has been a marked jump among people with modest incomes, says a new study by The Commonwealth Fund.

According to Gaps in Health Insurance: An All-American Problem, prepared for the fund's Commission on a High Performance Health System:

Two of five working-age Americans with incomes between $20,000 and $40,000 a year were uninsured for at least part of the past year--a dramatic and rapid increase from 2001 when just over one-quarter of those with moderate incomes were uninsured, according to the new report,