FBI records reveal ties between Oklahoma and three 9/11 hijackers, including visits to a Norman flight school and a hotel stay, as the nation marks 25 years since the attacks.

An Afghan woman who was accused of supporting an Islamic State-inspired plot in the United States and whose case was the first for an obscure and long-dormant court has been deported, the Justice Department said Friday.

Al Derrubio, who lost his brother in the 9/11 attacks, will climb 110 flights of stairs in Oklahoma City on Saturday to honor the fallen and preserve their memory.

A motorcyclist reported to have been traveling at more than 100 mph was taken into custody Friday night in southwest Oklahoma City after fleeing from police on foot and jumping off a bridge.

Northern Oklahoma faces a severe weather threat with damaging winds and hail, while Oklahoma City prepares for its 41st day of 100-degree temperatures.