Flor, of Miles City, pleaded guilty and was sentenced to five years in prison on April 19. He had asked for leniency because he suffered from numerous physical and mental ailments.

Flor, his wife, Sherry, 55, and their son Justin, 35, all pleaded guilty to drug charges related to a medical marijuana operation run out of their home.

A former medical marijuana provider in Montana died in federal custody while being transported to federal prison Wednesday night. Richard Flor, 68, was being sent from a private prison to a federal prison when he had two heart attacks and passed away,has learned.