A San Bernardino County man suspected of uploading child pornography to a popular social media site was arrested on Wednesday following a monthslong investigation.

Steven McGuire, 29, of Grand Terrace, was identified as a suspect after Snapchat became aware in May that an apparent child sexual assault video was uploaded from a particular user account.

The information was reported to the National Center for Missing and Exploited Children, which was accessed by the Los Angeles Internet Crimes Against Children Task Force and shared with the San Bernardino County Sheriff's Department.

Once McGuire was determined to be the person suspected of uploading the material to the Snapchat servers, a search warrant was issued for his home in the 11000 block of Mount Vernon Avenue, the sheriff's depar

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