Detailed Instructions: This task is about reading the given passage and construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) it is answerable from the passage, (iii) its answer is unique (iv) its answer is a continuous text span from the paragraph. Avoid creating questions that (i) can be answered correctly without actually understanding the paragraph and (ii) uses same words or phrases given in the passage.
Q: Despite Tom's conviction, Bob Ewell is humiliated by the events of the trial, Atticus explaining that he "destroyed [Ewell's] last shred of credibility at that trial." Ewell vows revenge, spitting in Atticus' face, trying to break into the judge's house, and menacing Tom Robinson's widow. Finally, he attacks the defenseless Jem and Scout while they walk home on a dark night after the school Halloween pageant. One of Jem's arms is broken in the struggle, but amid the confusion someone comes to the children's rescue. The mysterious man carries Jem home, where Scout realizes that he is Boo Radley.
A:
Who did Bob Ewell attack during the story?