Northbound traffic on Interstate Highway 5 moves slowly toward downtown Seattle on Aug. 8, 2007.
Northbound traffic on Interstate Highway 5 moves slowly toward downtown Seattle on Aug. 8, 2007. Ted S. Warren AP
Northbound traffic on Interstate Highway 5 moves slowly toward downtown Seattle on Aug. 8, 2007. Ted S. Warren AP

You’re on a three-lane highway and trying to keep a steady speed. Which lane should you choose?

December 25, 2017 04:00 AM