This is your guide to what to pay attention to as the results roll in on Tuesday. The NPR Politics team walks through what races they will be watching on election night. Key battlegrounds in each timezone will illuminate whether there will be a blue wave, red wave, or something in between. This episode: political reporter Asma Khalid, Congressional correspondent Scott Detrow, Congressional reporter Kelsey Snell, and political editor Domenico Montanaro. Email the show at nprpolitics@npr.org. Find and support your local public radio station at npr.org/stations.