The United States is witnessing a significant shift in the energy sector as some natural gas power plant operators begin integrating hydrogen into their operations to reduce CO2 emissions. The process involves testing cofiring hydrogen at existing facilities, upgrading turbines to use a blend of natural gas and hydrogen, or incorporating hydrogen usage in new power plant constructions. While natural gas currently dominates electricity generation in the U.S., the adoption of hydrogen remains limited but promising. The move towards hydrogen integration is fueled by various state and federal policies aimed at reducing greenhouse gas emissions. Initiatives such as the U.S. Environmental Protection Agency's updated power plant rule, the U.S. Department of Energy's Hydrogen Hubs program, and incentives like production tax credits are supporting the emerging hydrogen sector. Notable developments include plans by operators like Duke Energy in Florida and Los Angeles Department of Water and Power to transition existing plants to run on hydrogen. Additionally, new power plants in Utah, Louisiana, and Texas are being designed to have the capability to cofire hydrogen. Several successful tests across different states have shown promising results, with CO2 emissions reductions of up to 14% observed when hydrogen comprises a significant part of the fuel blend. These initiatives represent a proactive approach by the energy industry towards a greener and more sustainable future.