(Portland, OR)  --  Police are releasing the identity of a woman who was seriously injured in a motorcycle accident on Highway 30 near Rainier.  Police say 61-year-old Susan Klokeid of Victoria, B.C. was riding her Harley-Davidson near milepost 40 Wednesday afternoon when another driver rear-ended her.  That driver has been identified as 31-year-old David Summers of Longview, Washington.  No citations have been issued.  Klokeid remains hospitalized.