Judge Elena Kagan asks Solicitor General D. John Sauer during oral arguments in a key case involving birthright citizenship.

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The Trump administration has been pushing back against certain court rulings it doesn't like in the hundreds of cases filed against it in the past few months.

Supreme Court Justice Elena Kagan was relentless in her questioning of U.S. Solicitor General D. John Sauer Thursday as he presented the Trump administration argument to end birthright citizenship in the United States.

The U.S. Supreme Court revived on Thursday a Texas woman's civil rights lawsuit against a Houston police officer who fatally shot her son during a traffic stop.The justices, in a 9-0 ruling authored by liberal Justice Elena Kagan,