A hazardous response team has been called to the University of Iowa to
investigate a suspicious white powder found in an envelope.
Iowa City Battalion Chief Brian Greer says a mail room area at Mayflower Residence Hall was cordoned off Monday after authorities received a report about the powdery substance. A postal inspector is bringing additional materials to inspect it.
The Johnson County Hazardous Materials Response Team has been brought in, as well as the Iowa City Fire Department.
Greer says additional information is not immediately available.
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