and a two umpire system on a little league baseball field the plate umpire is responsible for fair and foul ball calls down both the first and third base lines first let's take a look at a foul ball call notice with a foul ball call there is both a mechanical signal for time a verbal signal of foul and pointing the ball into foul territory let's take a look at a firewall down the Third Base Line foul again the Umpire will remove his mask move several steps down the line straddling the line between his feet and making the fair foul determinations now let's take a quick look at a fair ball down the right field line notice there was no verbalization and all the played umpire did was point the ball Fair Fair ball down the left field line again no verbalization just the physical point of the ball into Fair territory