Shane Larkin injured as Celtics one win from Eastern Conference finals

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Hall of Famer Barry Larkin, a former Moeller High School standout who played his entire 19-season Major League Baseball career for the Cincinnati Reds and helped the team to a World Championship in 1990, has enjoyed watching his son, Shane, contribute to the Boston Celtics' NBA playoff run.

But the Celtics announced via Twitter that Larkin has a shoulder sprain that will keep him out of Game 5 Wednesday night, and maybe more.

The Celtics have a 3-1 series lead entering the game against…