![Runner on first,ground ball to second the runner on first never left the base. We threw to first to force the batter. Isn't the runner on first supposed to vacate the base? Runner on first,ground ball to second the runner on first never left the base. We threw to first to force the batter. Isn't the runner on first supposed to vacate the base?](https://www.theoleballgame.com/images/runner-on-firstground-ball-to-second-the-runner-on-first-never-left-the-base-we-threw-to-first-to-force-the-batter-isnt-the-runner-on-first-supposed-to-vacate-the-base-ken-21641859.jpg)
Runner on first,ground ball to second the runner on first never left the base. We threw to first to force the batter. Isn't the runner on first supposed to vacate the base?
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BASEBALL: Second fiddle: Bemidji reaches title game, settles for 8-3A runner-up for 3rd time in 4 years | Bemidji Pioneer
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Baseball Infielder Tips: What to do with a Runner on Second Base | PRO TIPS by DICK'S Sporting Goods
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MLB finalizes 2020 rule changes, including universal DH; runner on second base to start extras - CBSSports.com
![baseball, runner, first base line, running, athlete, game, sport, american, base, ballgame, helmet | Pikist baseball, runner, first base line, running, athlete, game, sport, american, base, ballgame, helmet | Pikist](https://p0.pikist.com/photos/125/1014/baseball-runner-first-base-line-running-athlete-game-sport-american-base.jpg)