Samuel A. Alito Jr., who has often been in the shadow of other conservative justices, has taken on new prominence as a champion for the president’s policies.
After more than two hours of argument, it was unclear whether the justices would green-light Boulder, Colorado’s novel lawsuit against ExxonMobil and Suncor Energy.
Boulder, Colorado, is hoping its novel lawsuit will be the environmental equivalent of the landmark litigation that produced billions in damages and settlements against Big Tobacco and opioid makers.
The high court will later hear arguments and make a final ruling on the Trump administration’s controversial policy of sending migrants to countries where they are not citizens.
McKenna West gave birth to a child with a serious heart defect against the wishes of the biological parents. She has been fighting for a say in the baby’s care.
The Trump administration had said the plan was necessary to protect against voter fraud. States and voting rights groups said it could inject chaos into contests.
The Trump administration had said the plan was necessary to protect against voter fraud, while states and voting rights groups said it could inject chaos in contests that will determine control of Congress.
The appeal comes after conflicting rulings on whether the state can use a new congressional map that favors Republicans for November’s midterm elections.
Supreme Court Justice Brett M. Kavanaugh and a federal judge issued opposite decisions on the fate of a congressional map that favored the GOP, leaving races in limbo.