The Japanese Gyroball Mystery - The New York Times

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Not Much to Matsuzaka's Mystery Pitch - The New York Times

See the mysterious object baffling onlookers and officials in Japan

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Not Much to Matsuzaka's Mystery Pitch - The New York Times

Greatest Pitches in Baseball Of All Time – Legends Clothing Co.

E-Ticket: Chasing the Demon Sphere

Kodai Senga Thrives In His Mets Debut, Beating Marlins - The New York Times