(Portland, OR)  --  Police are seeking the public's help in their search for a suspect accused of stabbing a man last September.  The Portland Police Bureau says they're seeking 52-year-old Ericka Ronnea Hill on a felony warrant for second-degree assault.  Police say she stabbed and injured a 30-year-old man with an accomplice, who has since been arrested.  Crime Stoppers is offering a 25-hundred-dollar reward for information leading to Hill's arrest.