Sign up for The Brief, The Texas Tribune’s daily newsletter that keeps readers up to speed on the most essential Texas news. The Texas Supreme Court will hear a legal challenge Tuesday to a new state law banning doctors from prescribing gender-affirming care for transgender youth, a prohibition that a district court judge said was unconstitutional. After Gov. Greg Abbott signed the measure barring transgender Texas youth from accessing puberty blockers and hormone therapies, some of their families filed a lawsuit seeking to block the law from going into effect.