Christina Delgado said she knew she had to act when her daughter, who was in 7th grade at the time, asked her how she was going to be safe going to school.
They were invited to watch as President Joe Biden signs the"So thrilled, we are all going to be at the White House on July 11," Christina Delgado said.
Delgado will be joined by Rhonda Hart, whose daughter Kimberly Vaughn was killed when a classmate opened fire in her first-period art class. Rosie Stone also plans to accompany the group. Her only son, Chris Stone, was also killed in the school.
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