College Park resident Darion Marcus Aguilar liked cooking shows. He wanted to be a chef. He liked to spend summer afternoons at the Martin Luther King Jr. Swim Center in Silver Spring. He has no criminal record that police or online court records can turn up. He’s had no contact with Maryland’s mental health system that authorities have found, law enforcement officials said. But on Saturday, Aguilar, 19, who graduated from James Hubert Blake High School in Silver Spring in June, shot and killed two people and himself at a skateboarding and surfing clothing store at the Mall in Columbia. Read more at washingtonpost.com.