New York City Comptroller Brad Lander is set to launch a primary challenge against Rep. Dan Goldman from the left as soon as tomorrow, December 10, 2025, with an endorsement from Assemblymember Zohran Mamdani, according to a Politico scoop shared by @emilyngo on X between 4:15 p.m. and 5:15 p.m. UTC. The announcement, detailed in a Politico article linked in the X post at https://politi.co/4pXpH3t, marks an early move in the 2026 congressional primaries for New York's 10th District. Separately, former Chicago Mayor Rahm Emanuel, who is considering a presidential run, called for the United States to follow Australia's lead by banning children under 16 from most social media platforms, according to a Politico article shared by @jmart on X during the same 59-minute window ending at 5:15 p.m. UTC. In related political legal news, attorney Marc Elias is scheduled to appear as counsel for the Democratic National Committee during oral arguments in National Republican Senatorial Committee v. Federal Election Commission before the Supreme Court, as noted by George Washington University law professor Jonathan Turley in a blog post shared on X over the past hour.