A view of the US Capitol in Washington, DC, on June 4, 2026. President Donald Trump's agenda faces a series of tests in the US Senate on Thursday, as lawmakers began a marathon amendment process on a $70 billion immigration enforcement bill after weeks of Republican anxiety over some of his most contentious policy moves. (Photo by Kent NISHIMURA / AFP via Getty Images)

A view of the US Capitol in Washington, DC, on June 4, 2026. President Donald Trump's agenda faces a series of tests in the US Senate on Thursday, as lawmakers began a marathon amendment process on a $70 billion immigration enforcement bill after weeks of Republican anxiety over some of his most contentious policy moves. (Photo by Kent NISHIMURA / AFP via Getty Images)

A view of the dome of the US Capitol in Washington, DC, on June 4, 2026. President Donald Trump's agenda faces a series of tests in the US Senate on Thursday, as lawmakers began a marathon amendment process on a $70 billion immigration enforcement bill after weeks of Republican anxiety over some of his most contentious policy moves. (Photo by Kent NISHIMURA / AFP via Getty Images)

A view of the dome of the US Capitol in Washington, DC, on June 4, 2026. President Donald Trump's agenda faces a series of tests in the US Senate on Thursday, as lawmakers began a marathon amendment process on a $70 billion immigration enforcement bill after weeks of Republican anxiety over some of his most contentious policy moves. (Photo by Kent NISHIMURA / AFP via Getty Images)

A view of the dome of the US Capitol in Washington, DC, on June 4, 2026. President Donald Trump's agenda faces a series of tests in the US Senate on Thursday, as lawmakers began a marathon amendment process on a $70 billion immigration enforcement bill after weeks of Republican anxiety over some of his most contentious policy moves. (Photo by Kent NISHIMURA / AFP via Getty Images)

A view of the dome of the US Capitol in Washington, DC, on June 4, 2026. President Donald Trump's agenda faces a series of tests in the US Senate on Thursday, as lawmakers began a marathon amendment process on a $70 billion immigration enforcement bill after weeks of Republican anxiety over some of his most contentious policy moves. (Photo by Kent NISHIMURA / AFP via Getty Images)

Contractors continue work on the Reflecting Pool on the National Mall in Washington, DC, on June 4, 2026. US President Donald Trump has ordered the long basin, designed to capture reflections of the towering Washington obelisk on the Mall, to be drained and painted in what he calls "American flag blue." It is expected to reopen before the July 4 holiday, which will also mark the 250th anniversary of US independence. (Photo by Kent NISHIMURA / AFP via Getty Images)

Contractors continue work on the Reflecting Pool on the National Mall in Washington, DC, on June 4, 2026. US President Donald Trump has ordered the long basin, designed to capture reflections of the towering Washington obelisk on the Mall, to be drained and painted in what he calls "American flag blue." It is expected to reopen before the July 4 holiday, which will also mark the 250th anniversary of US independence. (Photo by Kent NISHIMURA / AFP via Getty Images)