VINCENNES — Approximately 50 grams of methamphetamine was seized during a multi-jurisdictional operation on Wednesday.

Gregory Bernard Riley, 45, and Brooke Michelle Crockett, 51, both of Vincennes, were arrested for dealing meth in excess of 28 grams, a level 2 Felony. Anna L. Morgan, 41, of Lawrenceville, Illinois, and John Wesley Lemon, 51, of Vincennes, were arrested for possession of meth, a level 6 felony.

The agencies involved in the operation included Pike County, Knox County, and Daviess County sheriff’s offices, the Drug Enforcement Agency Task Force of Washington, D.C., Knox County prosecutor’s office and the Knox County high tech crime unit.