In the film Back to the Future, how did Doc Brown know to wear a bullet proof vest when he already tore up the letter written by Marty? - Quora
![In Back to the Future Part 3 (1990) Marty makes himself a bulletproof vest to survive his shootout with Buford Tannen, when INSTEAD Marty could have stalked Buford in the days leading In Back to the Future Part 3 (1990) Marty makes himself a bulletproof vest to survive his shootout with Buford Tannen, when INSTEAD Marty could have stalked Buford in the days leading](https://i.redd.it/cacb6yl0ucg71.jpg)
In Back to the Future Part 3 (1990) Marty makes himself a bulletproof vest to survive his shootout with Buford Tannen, when INSTEAD Marty could have stalked Buford in the days leading
![➠ Back to the Future HQ 💎 on Twitter: "Rare behind the scenes look at the boiler plate Marty/Clint straps to his chest to use as a bulletproof vest against Mad Dog ➠ Back to the Future HQ 💎 on Twitter: "Rare behind the scenes look at the boiler plate Marty/Clint straps to his chest to use as a bulletproof vest against Mad Dog](https://pbs.twimg.com/media/Ealt5nMWsAQ7fmu.jpg)
➠ Back to the Future HQ 💎 on Twitter: "Rare behind the scenes look at the boiler plate Marty/Clint straps to his chest to use as a bulletproof vest against Mad Dog
![New York law bans sales of most bulletproof vests — but overlooks armor worn by Buffalo shooter - CBS News New York law bans sales of most bulletproof vests — but overlooks armor worn by Buffalo shooter - CBS News](https://assets2.cbsnewsstatic.com/hub/i/r/2022/03/23/9099ec8d-5353-485c-9d24-2080e94ecdc1/thumbnail/1200x630/518ce7486bf75053366760bf7276f1da/body-armor.png)