NYPD recovers third device in ongoing IED investigation near Gracie Mansion. Two suspects were arrested on Saturday after allegedly throwing explosive during protests.
Police investigating after device thrown at anti-Islam protest in New York City The GuardianSmoking Jars of Metal and Fuses Thrown at Protest Near Mayor's House The New York TimesDevice ignited at Gracie Mansion protest was a improvised explosive, NYPD says NBC NewsDramatic video shows NYPD tackling man who threw ‘ignited device' near NYC mayor's home during protest clash Fox News