Smallville Season 5 Episode 11 Lockdown

Lana's life is put in danger when a disturbed patient, Tim Westcott, takes over the medical center and takes everyone inside hostage. Clark rushes to the scene, but when he attempts to enter the building, he discovers that his powers have been rendered useless. Meanwhile, Chloe and Lex work together to uncover the motives behind Tim's actions and the lengths he will go to get what he wants. As tensions rise and time runs out, Clark must find a way to disarm Tim and save Lana before it's too late.