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NYPD: Threat to schools a "hoax"

Name: NYPD: Threat to schools a "hoax"
Uploaded: 2015-12-15T14:44:15-0500
Duration: 5 min 11 s
Description: While Los Angeles closed its public schools after receiving an email threat, the NYPD determined a similar threat was a hoax. CBS News investigative producer Kathleen Johnston joins CBSN to discuss.

While Los Angeles closed its public schools after receiving an email threat, the NYPD determined a similar threat was a hoax. CBS News investigative producer Kathleen Johnston joins CBSN to discuss.