Police swarm NYC street Sunday amid IED probe near Gracie Mansion

The NYPD has cordoned off a tony Manhattan block near the mayor's residence amid a continuing probe into a potential terror plot involving improvised, ISIS-style bombs.

"Due to ongoing police activity, please avoid the area of East End Avenue between 81st Street and 82nd Street in Manhattan," the NYPD wrote on X on Sunday.

According to two NYPD sources, the activity is connected to the investigation into two devices that were thrown during dueling protests outside Gracie Mansion.

NYPD...