What does grandma do that shocks Melba?

In "Warriors Don't Cry," Melba is shocked when her grandmother, who has always been a source of strength and support, openly expresses her fear for Melba's safety during the integration of Central High School. This vulnerability reveals the gravity of the situation and highlights the risks Melba faces. Grandma's emotional reaction contrasts with her usual stoic demeanor, leaving Melba feeling both frightened and determined to continue her fight for civil rights.