After fan's terrifying fall in Pittsburgh, a look at safety measures across MLB
NEW YORK, NEW YORK – August 23: The new netting placed on the first and third base lines of the infield to protect fans from foul balls during the Arizona Diamondbacks Vs New York Mets regular season MLB game at Citi Field on August 23, 2017 in New York City. (Photo by Tim Clayton/Corbis via Getty Images)