The Walking Dead season 1

During a detention of a criminal gang Rick Grimes became wounded and fell unconscious. He wakes up in a hospital ward but no one is going to help him. Looking for doctors he discovers that the hospital is empty except of many dead bodies lying around. He returns to his house hoping of finding his wife Lori and son Carl but nobody is at home. There Rick meets a black man Morgan Jones who uses his home as a shelter. He tells Rick about a disaster. Trying to save his family Rick goes to Atlanta. On his way to the city Rick was attacked by zombies and survived hiding in a tank that stood nearby. Thinking in a dismay what may await him ahead he enters the city…