TONIGHT at 8 PM

Fourteen years ago, one of the most powerful tornadoes ever recorded carved a path of complete destruction near Oklahoma City. To scientists, the supertwister held sobering lessons about the future for rapidly expanding cities in tornado-threatened areas. Follows stormchasers as they probe the deadly secrets of tornados.

NEXT WEEK: Look for NOVA's premiere of "Oklahoma's Killer Tornadoes," airing at 9 PM Wednesday, May 29. The program includes updates about the recent tornado that tore through Moore, Oklahoma, and surrounding areas, and highlights a new radar system put in place to track tornadoes.

WATCH PREVIEW

TOMORROW at 8 PM

FLY BOYS | PENNSYLVANIA'S TUSKEGEE AIRMEN

This is the story of struggle and the ultimate triumph of brave African-American soldiers who served their country during World War II.

The film chronicles the "Tuskegee Airmen" program, a controversial military initiative designed to measure African-Americans' ability for flying the engines of war. This fascinating documentary features the stories of the more than 40 aviators from western Pennsylvania, including the pilots, navigators and bombardiers who flew fighter and bomber planes during the war.

WATCH PREVIEW

KLRN ANTIQUES APPRAISAL DAY

LEARN MORE ABOUT YOUR ANTIQUES

Do you have an untold story? A story of an item you have longed to understand?

Then join us for the first-ever KLRN Antiques Appraisal Day as we celebrate YOUR antiques and treasures. When you support KLRN at the $120 level, you and a guest can join us with up to three items to be reviewed by our experts for an informal appraisal.

LEARN DETAILS

TONIGHT at 8 PM

TOMORROW at 8 PM

KLRN ANTIQUES APPRAISAL DAY

ARTS