KC Man Sentenced to 12 Years for Illegal Firearms

KANSAS CITY, Mo. – A Kansas City, Mo., man was sentenced in federal court today for illegal firearms and distribution of marijuana.

Nathan Caldwell, Jr., 34, was sentenced by Chief U.S. District Judge Brian C. Wimes to 12 years in federal prison without parole.  Caldwell, Jr. was sentenced as a career offender due to his prior felony convictions.

His father and co-defendant, Nathan Caldwell, Sr., a/k/a “Prince Bossalinie”, 54, was sentenced on Aug. 7, 2025, to 21 years and 8 months in federal prison without parole.

On Sept. 4, 2025, Caldwell, Jr. pleaded guilty to engaging in firearm sales without a license, three counts of being a felon in possession of firearms, and three counts of distribution of marijuana.

Between Dec. 20, 2023, and April 17, 2024, a Confidential Informant purchased 19 firearms, one bulletproof vest, approximately 606.29 grams of methamphetamine, 3.4 grams of powder cocaine, 3.3 grams of crack cocaine, and 9.4 grams of marijuana from Caldwell, Sr.  Between Dec. 20, 2023, and April 20, 2024, the Confidential Informant purchased three firearms and approximately 460 grams of marijuana from Caldwell, Jr.  Each of the transactions occurred at Caldwell Sr.’s residence.  On May 8, 2024, Caldwell, Sr. sold the Confidential Informant a Glock, Model 19x, 9mm pistol equipped with a machine gun conversion device, commonly known as a “switch”, on the slide of the pistol.  The Confidential Informant also purchased three extra firearm magazines from Caldwell, Sr.  The Confidential Informant left the residence, and investigators executed a search warrant on the residence.  During the execution of the search warrant, investigators recovered the firearm and magazines the Confidential Informant purchased, along with approximately 14.2 grams of crack cocaine and 15.3 grams of cocaine from Caldwell Sr.’s dining room table.  Investigators also recovered approximately 4 grams of cocaine from Caldwell, Jr.’s vehicle.

Caldwell, Jr. has prior felony convictions for assault in the first degree, aggravated assault – use of a deadly weapon, and criminal possession of a weapon by a felon.

This case was prosecuted by Assistant U.S. Attorney Jessica L. Jennings.  It was investigated by the Bureau of Alcohol, Tobacco, Firearms and Explosives.

Operation Take Back America

This case is part of Operation Take Back America, a nationwide initiative that marshals the full resources of the Department of Justice to repel the invasion of illegal immigration, achieve the total elimination of cartels and transnational criminal organizations (TCOs), and protect our communities from the perpetrators of violent crime.