Biofuels & Farm Policy: Ethanol and soybean groups urged the U.S. Treasury and IRS to quickly finalize practical 45Z Clean Fuel Production Credit rules, arguing clear guidance is key to monetizing low-carbon farming practices like no-till and cover crops and sustaining demand for U.S. soybeans. Antitrust Watch: The FTC launched a major fertilizer industry investigation after farmers say input costs and market concentration have left them “fed up,” with potential antitrust enforcement if wrongdoing is found. Agriculture & Water Risk: New reporting highlights the Ogallala Aquifer’s long-term depletion, underscoring pressure on Great Plains irrigation and future food production. Transportation & Construction: SDDOT approved 16 more dynamic message signs and is moving ahead with Sioux Falls-area chip seal and fog seal work starting June 2, with daytime lane reductions. Energy & Local Zoning: Deuel County voters will decide proposed power plant zoning, with residents arguing it belongs in an industrial area and that another plant adds too much strain. Defense Contract: Conti Federal won a $36.3M contract to build a B-21 aircrew simulator facility at Ellsworth AFB, targeting completion by September 2028. Rail Oversight: Six Republican state attorneys general urged the Surface Transportation Board to reject the UP–NS merger filing as incomplete, citing competition and consolidation concerns. Tech & Education: SDSU researchers and partners are advancing precision agriculture and livestock-focused training, including new work tied to precision livestock education. Business Moves: Airstream announced a new exclusive dealership and service center in Rapid City, expanding regional support for travelers and owners. Workforce & Retail: RNDC plans additional layoffs tied to facility closures, including 53 jobs in Sioux Falls and Rapid City.