In "Cold War Secrets of Northern Minnesota," you'll meet Cold War heroes like Ray Klosowski, Jim Chapman and Ronald Hein. You'll visit military sites in Duluth, French River and Finland.

Here's a look at the NOAA Space Weather Prediction Center forecast for auroral activity on Monday night, with Sven saying the most likely time to see the Northern Lights will be between 2 a.m. and 5 a ...