A group of police investigators walk out of a condo building in Longueil
A group of police investigators walk out of condo building related to an investigation into the ricin-filled envelope sent to the White House, as the Royal Canadian Mounted Police (RCMP) Chemical, Biological, Radiological, Nuclear, Explosives team checks the area in Longueuil, Quebec, Canada September 21, 2020. REUTERS/Christinne Muschi