what happened with baba?

What happened with baba well he was the same baba. He save a woman by almost got shot and Amir got so scared that his dad is going to get shot right in front of his face. When Ail and Hassan went away baba was smoking a lot and he was very sad about it. Years later went by Amir have a wife and he is 28 years old i believe baba was getting sick and coughing a lot. Amir was getting worried about his dad. So baba went to the doctor and found out that he had lung cancer and that made amir very sad. So Soraya and Amir took good care of him making sure that he took his medicine and making sure he ate his food. but one night soraya and amir wanted baba to take his medicine but baba said that he don't have no pain so baba had took his last breath and amir had hug him and cried because baba died.