The GOP was gearing up for a red wave in the US midterms. But in the end, it was just a ripple, and while the Republicans narrowly won the House Democrats kept the Senate.

Why? Democrats turned out more voters worried about democracy and abortion, NPR's White House correspondent Tamara Keith tells Ian Bremmer on GZERO World.

Divided government with such tight margins, she says, now means two things. First, nothing much is going to get done in Congress for two years.