TOPEKA, Kan. (AP) — Two brothers from Colorado whose contaminated cantaloupe killed 33 people and hospitalized many more in 2011 are facing drug charges in Kansas related to an industrial hemp shipment.

Eric and Ryan Jensen grow industrial hemp — a non-intoxicating cannabis plant — at a farm run by Eric's son in Holly, Colorado, where industrial hemp is legal. They are accused of attempting to ship industrial hemp by FedEx through Kansas, where the crop is illegal, The Wichita Eagle reported .

The Jensens pleaded guilty in 2013 to causing a nationwide outbreak of listeria through infected cant...