He said she was a good student, who flourished in school, one of a few girls to take his auto body classes.
"Her whole demeanor. Her calm demeanor and the way she was. People just gravitated to her," he said.
"She proved well. She did really well down here. She was before her time," he said. "The thing with Nicole, she was a leader by example."
A friend said Warren-Curtis had lived in Virginia most recently, and she was set to start a new job.
He was in Dayton for an internship, working with cancer patients.