By David Morgan WASHINGTON (Reuters) -Congressional Republicans, under pressure to move forward on President Donald Trump's tax cut and border security agenda, are at odds over how much spending they can cut from the federal budget without leaving constituents who rely on social safety net programs out in the cold.

Dr. Mehmet Oz, Donald Trump’s nominee to lead the Center for Medicare and Medicaid Services, declined to commit to opposing cuts to Medicaid, a government program that provides health care coverage to millions of Americans and that Republicans are eyeing for steep cuts.

Mehmet Oz, President Donald Trump’s nominee to lead Medicare and Medicaid, told senators he would focus on chronic disease and improving the efficiency of federal health programs.