BOSTON (WWLP) - A man who formerly served as the Chief of Staff to the Mayor of Lawrence has been sentenced to prison for the possession and transportation of child sexual abuse material (CSAM). Pittsfield man sentenced to prison for multiple counts of sexual assault of a child Jhovanny Martes-Rosario, 50, was sentenced on Monday in federal court following an investigation that began in 2023. The charging documents stated that law enforcement had identified Martes-Rosario as the likely user of Apple and Yahoo email accounts that contained child pornography. In February 2023, officers executed a search at Martes-Rosario's home, where they found an iPad containing child pornography files. Martes-Rosario told law enforcement that he was the owner of the email accounts, and that he used the iPad to search for and download CSAM. He said he would email the pornographic files from his iPad to his email addresses for storage. Charging documents further stated that Martes-Rosario admitted he had been searching for and saving child pornography for years. He was indicted by a federal grand jury in April 2023. In December 2024, Martes-Rosario pleaded guilty to one count of transportation of child pornography and one count of possession of child pornography. He was sentenced on Monday to 43 months in prison followed by five years of supervised release. Local News Headlines Feds: Connecticut man made down payment on contract murder during Vermont drug buy Former Chief of Staff to Lawrence Mayor sentenced to prison for child pornography charges Mountain Road in Easthampton to close for water main repairs Photos show living conditions of Connecticut man allegedly held captive for over 20 years WWLP-22News, an NBC affiliate, began broadcasting in March 1953 to provide local news, network, syndicated, and local programming to western Massachusetts. Watch the 22News Digital Edition weekdays at 4 p.m. on WWLP.com. ...read more read less