There's a lawsuit aimed at preventing tragedy. Three American cities are now suing the defense department over its role in the gun background check system.

Plus one Central Texas Congressional race is fielding a wide range of challengers. Here's why one candidate hopes a big endorsement today can help him stand out.

And there are new sanctions against two North Korean officials. Here's why the U.S. hopes it'll help cripple the hermit kingdom's weapon's program.