Mayor-elect Zohran Mamdani says he and his wife will move into Gracie Mansion after his January inauguration, leaving their rent-stabilized Astoria apartment for security reasons. Meanwhile, the F and M lines have swapped East River tunnels, causing significant delays on the F line after a switch failure at 53rd Street. Mamdani is also issuing a new Know Your Rights message in response to recent ICE activity. In Manhattan, a progressive public school long known by the acronym ICE is rebranding because of the political climate. And finally, with the MetroCard set to disappear, New Yorkers are finding creative ways to repurpose their old cards.