(Portland, OR) -- Portland police have a suspect in custody, after a mobile marijuana cart was robbed. The suspect, 34-year-old Kelly Foster Green, was arrested after fighting with the operator of the Smoke Buddy cart on North Alma Avenue and Willamette Boulevard, following the holdup around 10:20 yesterday morning. Police say a second suspect, who reportedly got away with marijuana, is still on the loose. Green is to appear in court today on charges of first- and second-degree robbery.