Keith Knight, whom Marine Corps Recruit Depot Parris Island officials say was a drill instructor at the time of his recent arrest in connection with a Texas child pornography sting, is pictured here in a Montgomery County (Texas) jail log photo. According to the jail log, Knight, 26, is from Moncks Corner, S.C. Montgomery County (Texas) Jail

ISLANDPACKET – A Marine Corps Recruit Depot Parris Island drill instructor has been arrested and charged with child sex crimes in Texas after a months-long sting.

Sgt. Keith Knight, whom Parris Island officials confirmed Thursday was a drill instructor with the depot’s Recruit Training Regiment at the time of his arrest, faces two second-degree felony counts of promotion of child pornography, according to the Houston Chronicle.

If convicted, he could be imprisoned for up to 40 years, according to the newspaper.