Chapter 15 about atticus and mr cunningham

During this chapter Atticus got visited by some of his friends. They were going to hurt Tom Robinson and Atticus but he was guarded by Mr.Underwood. Jem Scout and Dill saved him because Mr.Cunningham was like the leader of the mob and when Scout talked to him he got nervouse and bacame a human again and tol everyone slse to leave. Atticus was basacilly protecting TOm Robinson from them.