Cpl. Nathan Cirillo was shot and killed by Michael Zehaf-Bibeau on Oct. 22. His son, loved ones and fellow soldiers mourned him at his funeral on Tuesday.
Marcus Cirillo, 5 years old, at the funeral procession for his father, Cpl. Nathan Cirillo.
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Soldiers load Cirillo's coffin into a hearse.
Mark Blinch / Reuters
Soldiers stand in formation in Bayfront Park during the procession.
Mark Blinch / Reuters