ATLANTA — With ceremonial flourishes honoring his military service and an emotional outpouring from family and friends, a Georgia man killed in Iraq was buried Saturday.

Airman First Class Antoine Holt, of Kennesaw, was killed April 10.

In southwest Fulton County, just outside of Atlanta, Holt, a Kennesaw native, was remembered as a man who, while just 20 years old, served as an example to those around him.

“Antoine lived every day to try to do what’s right, regardless of the circumstance,” said his father, Michael Holt, at services at Elizabeth Baptist Church. “This is what made him our hero.”

Holt was serving with the 603rd...