WASHINGTON, DC — Frank Sinatra, one of the most iconic entertainers of the 20th century, will be commemorated on a postage stamp next spring, Postmaster General John Potter announced today. Sinatra’s three children — Nancy, Frank, Jr. and Tina Sinatra. — will preview the stamp image during a special ceremony in Beverly Hills, CA, on Sinatra’s birthday, Wed., Dec. 12. “Frank Sinatra was an extraordinary entertainer whose life and work left an indelible impression on American culture,” said Potter. “His recordings, concert performances and film work place him among America’s top artists, and his legendary gift for transforming popular song...