An Alameda County firefighter appeared in federal court on Tuesday on child pornography charges.
According to the United States Department of Justice, Charles Johnathen Harris, 42, was indicted on March 2.
A federal grand jury alleged that Harris has child pornography on his phone, including images of prepubescent children. The case was launched after a tip was given to the National Center for Missing and Exploited Children.
An investigation revealed that Harris uploaded child porn to the app Kik while at Alameda County fire stations.
Harris surrendered to authorities on Tuesday. He was released on bond with his Internet access limited.
If convicted, Harris is facing up to 20 years in prison.
His next court appearance is on April 19.