Congress is forging ahead with its budget for next year, but the most controversial program on the chopping block – Medicaid – is causing a rift within the Republican Party. Earlier this year, Congress passed a budget blueprint that contains billions of dollars in cuts to federal spending, which House Speaker Mike Johnson, R-La., promised did not touch Medicaid. But as lawmakers hammer out the details of the spending plan, changes to the popular government-funded healthcare program are looming.