Notices of rising health insurance premiums are landing in voters’ mailboxes and sending some to town halls to vent their frustration.

The Trump administration is investigating Medicaid spending in at least six Democratic-led states that provide comprehensive health coverage to poor and disabled immigrants living in the U.S. without permanent legal status.

There's a mid-March deadline to avoid a partial government shutdown, and hesitation is surfacing among congressional Republicans about potential cuts to Medicaid.