(Gresham, OR) -- A serial burglary suspect has been indicted for allegedly breaking into businesses in Gresham and Portland. Gresham Police started investigating last October when two businesses were burglarized. They found the suspect was also connected to three other burglaries in Portland and Gresham. Thirty-seven-year-old Adam Johnson was already in jail on other charges. A Multnomah County grand jury has now indicted him on 17 charges in connection with the burglaries.