"CALLING DICK TRACY! CALLING DICK TRACY!" There's big trouble on the wrist radio: Five of the city's deadliest hoods lie dead in a downtown garage-and their boss, Lips Manlis, will soon be number six. "Big Boy" Caprice is on the rampage. With his number-one gun, Flattop, loose on the streets, Big Boy plans to destroy his gangland opposition and unite all the tough guys in town-Pruneface, Mumbles, Itchy, Numbers, and the rest-in an organized reign of terror. Just one man stands in Big Boy's way: Dick Tracy. Soon, the ace detective will be hit from all sides: by the ferocious Big Boy himself; by Breathless Mahoney, the sizzling chanteuse who wants to snag Tracy away from his girl, Tess Trueheart; and by a mysterious, faceless figure, The Blank, who may have found the ultimate way to end Tracy's crime-stopping career for good. And CRIMESTOPPERS' CASEBOOK: 1941-Everyone knew the beautiful Hollywood star- let's death was suicide. Everyone but a hack screen-writer-and DICK TRACY. 1955-A new music called rock'n' roll is sweeping the country- but someone wants one of the record producers dead. And he doesn't aim to let DICK TRACY get in his wav.. TODAY- There's a deadly new drug called crack on the streets- but an experienced detective can still teach a young cop a few tricks. For nearly 60 years, DICK TRACY has been America's favorite crimestopper-on the comics page, radio, TV and the silver screen.