[["The NBA is a 70-year-old organization born from innovation. It was June 1946 in New York City when Boston Garden owner Walter Brown realized that major ice hockey arenas, which were vacant most nights, could be used to host basketball games.", 79.0], ["The league was founded in New York City on June 6, 1946, as the Basketball Association of America (BAA). It changed its name to the National Basketball Association on August 3, 1949, after merging with the competing National Basketball League (NBL).", 71.0]]
when did the n. b. a. originate
sports