Mark Griffin, a graduate of Sumner High School, will be profiled at 8 p.m. Thursday on ABC’s “American Inventor” program for his invention Bullet Ball, a game akin to ping-pong.
Mark Griffin, a graduate of Sumner High School, will be profiled at 8 p.m. Thursday on ABC’s “American Inventor” program for his invention Bullet Ball, a game akin to ping-pong.
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