Governor Mary Fallin (R) Oklahoma discusses the response and the recovery effort in Oklahoma.
CNN's Pauline Chiou explains the size of the tornado in Oklahoma compared to international landmarks.
The CEO of Prince Harry's charity Sentebale explains the design and message of its exhibit at the Chelsea Flower Show.
iReporter Jeff Lechus talks about driving to pick up his son from school as a tornado hit the area.
At the Chelsea Flower Show, actress Joanna Lumley demonstrates how roses are grown in Kenya using recycled water.
Experience what it's like to ride on the dirt at Churchill Downs, venue for the Kentucky Derby.
Lt. Gov. Lamb says he understands the "warning system was good" and there was "fair warning" from meteorologists.
Pam Brown: Many teachers are being hailed as heroes in their race to rescue children caught in the tornado Monday.
Jodi Arias' defense team is not going to call any witnesses in the sentencing portion of her trial.