Doctors say Trump’s blood oxygen level dropped suddenlyBy JILL COLVIN, STEVE PEOPLES and JONATHAN LEMIRE (Associated Press)BETHESDA, Md. Oct. 4, 2020 4:26 p.m.President Donald Trump’s blood oxygen level dropped suddenly on Saturday, but he has continued to improve📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up