The day before it is supposed to go into effect President Donald Trump’s revised travel ban will be scrutinized in federal courtrooms across the country on Wednesday.
In Maryland, a U.S. judge will hear arguments from the American Civil Liberties Union and others who want to stop the new directive and more than a half-dozen states are trying to derail the executive order affecting travelers from six Muslim-majority nations.
Hawaii’s lawsuit is heading to federal court in Honolulu, while Washington state, which successfully sued to block the original ban, wants its own hearing before a federal judge in Seattle. Five other states have joined Washington’s challenge.
Here’s a look at what’s going on and the hurdles the new ban faces: