1. Oxford, Alabama

Authorities plan a takedown for an alleged fentanyl trafficker known to carry illegal weapons and a suspect who allegedly has ties to meth suppliers.

2. Montgomery County, Ohio

Officers combat a meth trafficking problem in their community, including a new suspect allegedly tied to a large criminal network.

4. St. Charles, Missouri

Undercover officers target suspected drug dealers and human traffickers, including a first responder who solicits sex and offers an officer drugs.

6. Winchester, Kentucky

A small town task force battles an influx of big city drug-problems, including an ex-felon who may have ties to a major supplier.