Mama implies that Walter died because he picked a fight with Mr. Lindner.
Explanation:
"When he finally exits, Mama declares that he has died inside. Mama tells Ruth that she thinks Walter has finally become a man by standing up to Mr. Lindner."
Try to put this into a sentence. I hope this is useful.
Walter White - Walt died of a gunshot wound. It looked like he took a bullet from his own machine gun when it was mowing down Uncle Jack and his band of nazis. Walt gave Jesse the opportunity to take him out later on, but Jesse seemed content to let nature take its course as he saw Walt's bullet wound.
