Key facts
- Appeals court will hear arguments on Trump's White House ballroom plans.
- The court will decide if construction can continue.
- Six GOP senators previously voted to block the ballroom expansion.
Three appellate judges will hear arguments concerning President Trump's White House ballroom plans, determining whether construction can proceed. This legal challenge comes after a previous congressional vote where six Republican senators joined Democrats in an effort to block the 90,000-square-foot ballroom expansion, which sought to give Congress sole authority and prohibit federal or private funding for the project.