PORTLAND, Ore. (AP) — Weekly COVID-19 cases in Oregon have fallen to the lowest levels since early August. The Oregonian/OregonLive reports the Oregon Health Authority recorded 6,643 cases in the past week, down 16% from a week earlier. That includes 2,125 cases announced Monday for the previous three days. Oregon averaged 949 cases per day in the past week, dipping below 1,000 daily cases for the first time since early August. The state had recorded eight consecutive weeks of case declines before seeing a slight rise at the end of October. But the downtrend now appears to have returned.