NORTH ARLINGTON, N.J. (CBSNewYork)Flags will fly at half-staff in New Jersey today to honor a fallen Marine from Bergen County.

Gov. Chris Christie ordered the remembrance for Lance Cpl. Osbrany Montes De Oca of North Arlington. The 20-year-old was killed by a sniper in Afghanistan on Feb. 10.

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Dozens lined the street to pay tribute to Montes De Oca at his funeral on Monday.

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He has two brothers who are also Marines. Both were given the option to leave the battlefield, but have chosen to return to combat.

“It just says a lot about a Marine’s character,” said fellow Marine Gunnery Sgt. Harold McLean. “You mourn your loss, but at the end of the day, you want to carry on your mission.”

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Montes De Oca enlisted shortly after graduating high school in 2010.