(Portland, OR)  --  Police say they've arrested a suspect in connection to a robbery in southwest Portland.  Police say the suspect entered a convenience store on Southwest Gibbs Street near OHSU yesterday and implied he had a gun.  He stole cash and cigarettes and then fled.  Police searched the area and arrested 38-year-old Dathan Hall.  A search recovered 82 dollars in small bills and two packs of Camel filter cigarettes, the same brand that was stolen from the store.