Photographer Assaulted Dozens of Models Over 2 Decades: FBI

He’s a photographer but the Federal Bureau of Investigation says he’s a suspected serial sexual predator who took advantage of models.

Robert Arnold Koester, 52, took photographs of nude models have allegedly assaulted many of them, some younger than 18, over the past 25 years and the FBI is seeking for his potential victims, authorities said Wednesday.

Koester, a U.S. citizen, worked as a professional photographer and he is also known as Bert Kay, Rhake Winter and Qitooly, the FBI said.

He had allegedly been sexually assaulting victims on the West Coast from 1994 through Nov. 13, 2018, when he was eventually arrested in Southern California by Carlsbad police, according to authorities.

Koester is facing 23 felony charges filed by state prosecutors in San Diego County related to that arrest, including child sexual abuse and production of child pornography.

State prosecutors filed 23 felony charges, including child sexual abuse and production of child pornography, against Koester in San Diego County and he faces additional two counts of sexual exploitation of a minor in California, the FBI said.

Authorities say Koester owns a farm in Yamhill County, Oregon, and on Jan. 30, Yamhill County Grand Jury charged Koester with 32 felony counts involving four separate victims, one of whom was a minor. 

The charges also included multiple counts for first-degree rape, first-degree sodomy, first-degree unlawful sexual penetration, and causing another person to ingest a controlled substance, the FBI said.

“If you have information about this ongoing investigation or believe you or someone you know may have been victimized by Robert Arnold Koester, the FBI requests that you complete this secure, confidential online questionnaire,” officials said in a statement.

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