The Oregon State Police and multiple partners are conducting a statewide investigation after multiple government offices around the state received suspicious mail, some with an unknown substance. Hazardous Materials Teams and investigators have responded to these reports. This is a preliminary release and more information will be released when it is available. As a reminder people receiving suspicious packages or mail should be cautious of mail that has excessive postage, no return address, excessive tape to secure parcel, misspelled words, misspelled title with name, incorrect or title only, strange odors, and oily stains, discolorations, crystallization on packaging.