"Leaving Early" (pitch) to pull up socks

[Dakota]

Originally Posted by IRISHMAFIA

What's the difference between this and calling a runner out for stepping off to clear a few pebbles on the field out of the way where the runner would take her first step?

That situation was on my mind when I posted the question... The player I was describing was not merely lifting her foot above the base. She was a clear step off the base.