The Supreme Court on Tuesday is considering whether federal law allows for the Biden administration's crack down on "ghost guns," or self-assembled weapons that are difficult to trace.
The case comes after the Justice Department appealed to the high court following a lower panel decision that invalidated the regulations, siding with a group of firearm owners, gun rights groups and firearm manufacturers that sued over the rules.
The oral arguments are scheduled to begin at 10 a.m. EDT.
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