Kentucky has joined a lawsuit to force the federal government to fund a program that helps nearly 600,000 Kentucky residents buy groceries, Gov. Andy Beshear said Tuesday.

Republican Sens. Jon Husted and Bernie Moreno, both of Ohio, have signed on to the Keep SNAP Funded Act. Vice President JD Vance, another Ohioan, says Republicans need just "five more Democratic votes" to end the shutdown.

The federal government shutdown is nearing the one-month mark, causing widespread effects for millions of Americans.

The emergency funding for the program formerly known as food stamps would help 1.4 million Michigan residents who face losing food assistance in November as the federal government remains shut down.

Local food banks are preparing to serve more people as the federal shutdown threatens to pause food assistance benefits for many Arizona households.

More than half a million South Carolinians received SNAP benefits in September and local food pantries are preparing for a potential crisis if those federal funds disappear due to a government shutdown.

ABC News' Jay O'Brien and Alexis Christoforous report on efforts to end the shutdown and the importance of SNAP benefits, which are set to run out for millions of Americans.

The state health department is warning residents of potential delays in SNAP and WIC benefits in November because of the ongoing government shutdown.

The U.S. Department of Agriculture confirmed Sunday that funding for the Supplemental Nutrition Assistance Program, or SNAP, is set to end on Nov. 1. “Bottom line, the well has run dry. At this time, there will be no benefits issued November 1,” the USDA said in a notice published on its website.