Final answer:
Mapes reacts with shock and astonishment when he is told that Leroy is shot. He is speechless for a moment but quickly recovers and asks for more details.
Step-by-step explanation:
When Mapes is told that Leroy has been shot, he initially reacts with shock and astonishment. He is unable to comprehend the news and is left speechless for a moment. However, his passion and eagerness to know more about what happened quickly takes over, and he asks for a detailed account of the events surrounding the shooting.
This reaction shows how deeply Mapes cares about Leroy and his well-being. It also highlights his emotional investment in the situation and his strong desire to understand the full story.