In Baseball, when you have a runner on a base, and less than 2 outs, and the hitter hits a very high and long flyball, why does the runner on base not advance to the next base – They Look Like they’re contemplating, but never go even If there is plenty of time?

Question

When the hitter hits the ball high and long for a fly out.
Why does the runner not run to the next base?

In: 2

Answer 1

You can only tag up after the ball has been caught, otherwise they can throw the ball to your former base and you’re out.