What happened at the end of breaking bad?

At the end of "Breaking Bad," Walter White returns to Albuquerque to confront his enemies and secure his family’s future. In a final showdown, he eliminates the neo-Nazi gang holding Jesse Pinkman captive. Walter succumbs to a gunshot wound in the meth lab, dying alone as he admires the equipment that defined his criminal legacy, while Jesse escapes to freedom. The series concludes with Walter's moral descent fully realized, leaving a complex legacy behind.