Police Test Suspicious Powder Found In Mail At 225 Liberty St. BuildingPolice rushed to the 225 Liberty St. building in Lower Manhattan Tuesday night after an envelope with suspicious powder was discovered in the mailroom.
All Clear Given After Suspicious Powder On JetBlue Plane At JFKPassengers were deplaned and the Port Authority Police Department's Emergency Services Unit checked out the powder.
Suspicious Powder Reported At Federal Plaza In Lower ManhattanAt around 10:30 a.m., two people were exposed to a white powder on the 37th floor of 26 Federal Plaza, the FDNY said.
White Powder Found In Letter To Donald Trump; 3 DecontaminatedThree people were decontaminated at Trump Tower Thursday night after a suspicious white powder was found in a letter to the presidential frontrunner.
Suspicious Powder Prompts Quarantine At Brooklyn SchoolFDNY hazardous materials crews were called to a Brooklyn school Thursday evening, after a report of suspicious powder.
Police Investigating Suspicious Powder On NJ TRANSIT Train At Penn StationNJ TRANSIT said one of its employees found white powder on board one of its trains and alerted authorities.
Police: No Link Between Suspicious Letters In Darien, Conn.Letters containing powder were sent to two homes in Darien, Conn.
Brooklyn Federal Courthouse Locked Down Due To Suspicious PowderThe federal courthouse in Brooklyn was locked down Tuesday afternoon, after suspicious white powder was discovered.

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