The Movie Timeline - of all the movie timelines on all the net, you walked into this one
Movie events on the 4th September
Clara Clayton supposedly dies in "The Clayton Ravine", or is saved by Doc Brown. (Back to the Future Part III)
In one timeline, Clara Clayton and her horse career into Shonash Ravine, to be renamed after her. (Hill Valley, CA) (Back to the Future Part III)
Newspaper put out on of the stabbing and consequent of attorney Chris Chambers when he tried to break up a fight between two strangers. We can assume the stabbing probably occured the day before, or at least very recently. (Stand By Me)