A Klamath Falls man pleaded guilty Monday in federal court to illegally distributing explosive devices, according to the U.S. Attorney’s Office for the District of Oregon. Prosecutors say investigators later seized more than 200 homemade explosive devices, firearms and methamphetamine during searches in Klamath Falls.

Four individuals accused of unlawfully residing in the United States appeared in federal court in Medford after prosecutors alleged they made false statements while purchasing firearms and illegally possessed dozens of weapons in Southern Oregon.