The Supreme Court has ruled that Americans can't sue the U.S. Postal Service, even when employees deliberately refuse to deliver mail.
The majority did not explain their reasoning in a brief order on Monday declining to take the case.
At least 26 states have adopted laws restricting or banning such care for minors, and most of those states face lawsuits.
The Supreme Court is set to hear arguments on the constitutionality of Tennessee's ban on gender-affirming care for transgender minors.
The decision is also the latest in a line of Supreme Court rulings for religious plaintiffs.
The Supreme Court is ruling that a landmark civil rights law protects gay and lesbian people from discrimination in employment, a resounding victory for LGBT rights from a conservative court.
The Supreme Court has rejected an appeal of the federal ban on bump stocks, devices that allow semi-automatic firearms to fire rapidly like machine guns.
The Supreme Court is hearing oral arguments over the Trump administration's plan to ask about citizenship on the 2020 census.
The Supreme Court has ended the court fight over repealed Obama-era "net neutrality" rules that required internet providers to treat all online traffic equally.
The Supreme Court is allowing a trial over the decision to add a citizenship question to the 2020 census to go forward over the Trump administration's objection.