What is chapter 10 of The Outsiders about?

In chapter 10, Ponyboy and Johnny return to Tulsa and reunite with their friends, including Two-Bit, Steve, Sodapop, and Darry. They learn that Dally has been killed in a police chase and that Johnny has died from his injuries sustained in the church fire. The remaining members of the gang are filled with grief and remorse, and they discuss how they will cope with the loss of their friends. They decide to stay together and support one another through this difficult time. The chapter also reveals that Ponyboy has written a story about his experiences, which is the novel that the reader has been experiencing, and reflects on the importance of friendship and loyalty in the face of adversity.