Steve Punt presents a profile of Charles Monroe Schulz, cartoonist and creator of Peanuts, who died in February last year on the eve of the publication of his final comic strip. Every day for nearly 50 years he drew the characters that became familiarthroughout the world - Charlie Brown , Snoopy, Linus and Lucy. They lived in a world of perpetual childhood, becoming icons of American pop Culture. Producer Michael Nangla (R)