Marty arrives at the clock tower where Doc is making final preparations for the lightning strike, and tries to warn Doc of his impending 1985 murder in a letter, but Doc tears it up, fearing it will lead to altering the future.
Marty arrives at the clock tower. Doc is making final preparations for the lightning strike. Marty tries to warn Doc of his impending 1985 murder in a letter. Doc tears it up. Doc was fearing. It will lead to altering the future.