Catapult

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Charlotte Westover, Catapult marketing coordinator, adjusts a Catapult monitoring system compression vest on Kevin Pelton before he plays basketball Friday, March 3, 2017, in Cambridge, Mass. Athlete trackers are being used by hundreds of teams in dozens of sports helping coaches plan their practices, make substitutions in games and decide when a player is ready to return from an injury by accumulating biometric and positioning data collected from the trackers. (AP Photo/Stephan Savoia)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create bears under a snowfall, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create a Christmas tree, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create a jail, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create an elephant, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create a caterpillar, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create an Indian camp, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create a Western duel, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create a buffalo eating in a field, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create a train, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create the Italian word 'Grazie' (Thank you) at the end of their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create a group of ostriches, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create an helicopter, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)

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In this photo taken on Tuesday, Dec. 20, 2016, dancers of the U.S. company 'Catapult' create frogs, during their show 'Magic Shadows', in Milan, Italy. Dancers in the company create shadow sculptures with their bodies, giving a contemporary twist to the ancient Chinese art of shadow theaters. (AP Photo/Luca Bruno)