President Donald Trump’s endorsement of House Republicans’ budget plan Wednesday could come with a qualifying condition: no major changes to

President Donald Trump backed a House budget plan calling for a $4.5 trillion tax cut, slapping back Senate Republicans’ efforts to rush through funds to help bolster his immigration crackdown in favor of a larger bill that will likely take months to negotiate.

The Senate will proceed with its own plan, Majority Leader John Thune said, continuing to cast doubt on the House's ability to pass Trump's agenda in one big bill.