Gov. Janet Mills enters a competitive Democratic primary for Maine's Senate seat, facing Graham Platner who is backed by Senator Bernie Sanders of Vermont.

The Senate failed to advance funding bills to end the government shutdown for the sixth time on Wednesday, continuing the stalemate as Democrats and Republicans traded blame for the impasse.

Senate Democrats are poised for the 10th time Thursday to reject a stopgap spending bill that would reopen the government, insisting they won’t back away from demands that Congress take up health car...