A WIC child participant takes a WIC-approved product off the shelf in a grocery store in Seattle in September 2024. (Courtesy/U.S. Department of Agriculture)

WASHINGTON — The U.S. Department of Agriculture is infusing $300 million into a key federal nutrition program to keep it running through October, while a government shutdown continues without an apparent end point. 

USDA’s Special Supplemental Nutrition Program for Women, Infants, and Children — known as WIC — has relied on…