Do runners at first and 3rd advance one base if a line drive is caught and in the process of doubling the runner off of first baseball is trown out of play?

Answer 1

if the run scores from third before the runner at 2nd is declared out the run stands if not then no run....i.e. in anything highschool level and under to little league a startegy its to get into a rundown in between 1st and 2nd allowing the runner from third to score

Answer 2

The runner on second base can be thrown out provided that first base is empty

Answer 3

Yes, both runners may advance providing they both have tagged up following the catch.