MARQUETTE — Calvin Veldt, 68, of Sault Ste. Marie, was arraigned in 96th District Court on charges stemming from an undercover sex crime operation.

Veldt is scheduled for a probable cause conference at 11 a.m. Sept. 7 and a preliminary examination at 3 p.m. Sept. 14.

The Marquette County Prosecutor’s Office had issued criminal felony charges against seven individuals as a result of a multi-agency, undercover operation between Aug. 17 and Aug. 20 in Forsyth Township. The operation targeted suspects that use internet dating and prostitution platforms for underage sex crimes.

All suspects that arrived at the operation location were told the age of the decoy officer was 15 years old, according to the Prosecutor’s Office.

Four of the suspects, Dylan Abramson of Houghton, Vincent Roop of Newberry, James Peterson of Wallace and Hunter Trepanier of Gwinn, were arraigned on Aug. 18.

Two of the suspects, Thomas Jerome Soetaert, 62, of Skandia, and Ryan Scott Howard, 26, of Negaunee, were arraigned on Thursday.

The suspects are charged with child sexually abusive activity, a 20-year felony; using a computer to commit a crime, a 20-year felony; accosting a child for immoral purposes, a four-year felony; and using a computer to commit a crime, a seven-year felony.