DES MOINES, Iowa, Feb. 26 -- The office of the U.S. Attorney for the Southern District of Iowa issued the following news release: * * * Seventeen OMB Gang Defendants Sentenced to a Total of 2,538 Months in Federal Prison DES MOINES, Iowa - On Wednesday, February 26, 2025, the final defendant in a multi-Indictment, 17-defendant gang investigation involving the Only My Brothers (OMB) street gang was sentenced to federal prison. All 17 defendants had previously pled guilty or been found guilty f  more