Here are 3 big things you need to know—

One — A federal court is ordering the Trump administration to start paying out SNAP food benefits.  In a weekend decision, the Rhode Island court said the administration must present a plan by Monday to either make full payments on that day or partial payments by Wednesday.  The program for low-income Americans has been suspended because of the shutdown. Appeals are underway.

Two ---  Police are ruling out a terror attack in a mass stabbing on a London train.  Two British nationals have been arrested in the incident that left eleven people injured.  In an update Sunday morning, police said two victims suffered life-threatening injuries while four others have been treated and released.