In a social media post, President Trump demanded the Supreme Court order lower court judges not to issue nationwide injunctions.

The Supreme Court seems to be in no hurry to address an issue that has irritated Republican and Democratic administrations alike: the ability of a single judge to block a nationwide policy.

Amid the growing battle between President Donald Trump and the courts, a once-unthinkable question is harder to shrug off: Will the administration deliberately defy federal judges if it doesn’t get what it wants?