When and how did Auntie Braxton die?

Auntie Braxton, a character from the animated series "The Boondocks," died in the episode titled "The S Word," which aired during the show's fourth season. In this episode, she is depicted as having passed away due to complications from Diabetes. Her death serves as a catalyst for various plot developments and character reflections throughout the episode. The show often uses such events to address deeper social issues and themes.