it doesn't matter what kind of shoe you're wearing, leather sole, boots, it's thick enough that you'll be able to feel it. >> that is unless you're this man who seems to ignore the warning track. you witness someone fall off the train platform. as a bystander what would you do? a, get on your belly, reach down and try to pull the person to safety? b, quickly check for incoming trains, then jump into the pit to rescue him? or c, notify a transit employee. ignoring the danger of a potential inbound train, passengers drop down to help. luckily everyone escapes safely. experts say you should never jump on the tracks making option b a potentially dangerous gamble. >> i cannot recommend that anyone jump on to try to assist another person. we have one person whose life is in danger already and i cannot recommend that anybody go down