Much of the city can't wake up. And more are dozing off each day. Instead of powerful forces storming Seattle, a more insidious invasion is happening. Most of Joanne Walker's fellow cops are down with the blue flu--or ra...Much of the city can't wake up. And more are dozing off each day. Instead of powerful forces storming Seattle, a more insidious invasion is happening. Most of Joanne Walker's fellow cops are down with the blue flu--or rather the blue sleep.