What is a nine-sided closed plane figure called?

A 7-year-old chess prodigy is at the center of which 1993 film that names an American chess champion in its title? A magnitude 7.0 earthquake on January 12, 2010, brought a worldwide outpouring of aid to which Caribbean country? Which 1970s Boston Red Sox catcher was nicknamed "Pudge"? Which pitcher, nicknamed "The Tornado" for his twisting windup, was born in Osaka on August 31, 1968? Which nine-time U.S. figure skating champion was an alternate for the 1994 Olympics at age 13? Expelled by Napoleon in 1798, the 900-year-old Order of St. John was allowed back in 1998 to which island? Which star of the 1941 film "Babes on Broadway" didn't make his real Broadway debut until "Sugar Babies" in 1979? A babushka is which kind of item tied around the head?