Government shutting down amid partisan standoff

WASHINGTON —  The U.S. government shut down at midnight after Congress failed to resolve a partisan standoff over immigration and spending.
In a late-night vote, Senate Democrats joined to block a bill that would have kept the government running for another four weeks. A flurry of last-minute negotiations failed to beat the deadline.
Democrats have tried to use the Friday night funding deadline to win concessions from Republicans, including an extension of an Obama-era program protect