Marvel comics, Cloak and Dagger. In the 1980's origin story, Cloak was a black teenager with a stutter. Because he couldn't get the words out, a cop shot his friend. [https://readcomiconline.li/Comic/Cloak-and-Dagger-1983/Issue-4?id=43045#14](https://readcomiconline.li/Comic/Cloak-and-Dagger-1983/Issue-4?id=43045#14)