Pilot (Part 2) - S1.E2

Our Young Lions are still idealistic, even heroic. There is nothing world-weary or cynical about them. They want their lives to mean something: they want to make a difference. That's why Donna Parry's headed for the big smoke. But her first day as a city cop is more than she'd counted on when the police station is rocked to its foundations by a convicted cop-killer determined to exact his own vengeance.