This story happened in a passenger rail station but it was a freight train that was coming at the time, so hence its placement in Miscellaneous. And it's a story we have heard several times before, all caught on video, about parents forgetting to set the brake on a baby's stroller, and the unthinkable happening.
From 9 News in Sydney, Australia, 7/6/15:
Sydney grandfather leaps into path of oncoming freight train after baby girl in stroller falls on tracksA Sydney grandfather has been forced to run for his life after he heroically rescued a baby girl from the path of an oncoming freight train.