His agency under relentless fire, the new head of the Internal Revenue Service acknowledged to Congress on Monday that American taxpayers no longer trust the IRS amid a growing number of scandals from the targeting of conservative political groups to lavish spending on employee conferences.

The American Psychiatric Association updated its diagnostic guide on disorders for the first time since 1994.

A legislative compromise has been struck on low-income health care, but now Iowa starts the complicated process of putting the plan in place.