Stay up to date with notifications from The IndependentNotifications can be managed in browser preferences.AllNewsSportCultureLifestyleTwo teenagers, Emir Balat, 18, and Ibrahim Kayumi, 19, have been charged with using a weapon of mass destruction and providing material support to ISIS, among other charges, after an attack in New York City.It comes after two improvised explosive devices (IEDs) were ignited outside Zohran Mamdani’s mayoral residence, Gracie Mansion, during a protest led by an anti-Muslim activist, who faced off with a larger counter demonstration Saturday. Mamdani nor first lady Rama Duwaji were inside Gracie Mansion at the time of the attack.Federal prosecutors allege the teenagers were inspired by the Islamic State, with Balat reportedly stating he wanted an attack "even bigger" than the 2013 Boston Marathon bombing.One of the devices contained triacetone triperoxide, a highly volatile homemade explosive, which extinguished itself as it rolled toward police officers, while the second device failed to ignite.Kayumi allegedly shouted that he was inspired by ISIS while being arrested and both teens referred to ISIS in recorded post-arrest statements, according to court documents. The suspects were in court Monday after being arrested and indicted.In fullWMD-throwing suspects wanted their ‘ISIS-inspired’ plot near Mamdani’s home to rival Boston marathon attack: fedsThank you for registeringPlease refresh the page or navigate to another page on the site to be automatically logged inPlease refresh your browser to be logged in