Rundown Obstruction?

[CecilOne]

Originally posted by AtlUmpSteve
... snip ... Consider that the baserunners almost always have the right of way, and that fielders can only gain the right of way in specific cases, which are limited to 1)being in possession of the ball, or 2)in the act of fielding a batted ball.

... snip ...

Isn't it also the runner's responsibility to avoid collisions when the fielder is making any play (catching, tagging, throwing, etc.); not just those above?