Sources: Middlesex County Prosecutor Under Investigation

BOSTON (CBS) - A prosecutor in the Middlesex County District Attorney's Office is now the target of an investigation, sources told WBZ-TV.

The sources said the probe involves Stephen Gilpatric's work on drug cases.

"Any allegation of this nature is troubling. Our employees hold important positions of public trust and we will work with other law enforcement agencies to review and address this serious matter," Middlesex District Attorney Marian Ryan said in a statement to WBZ.

No other information is available at this point in the investigation.

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