Trial underway in Medford for 2020 killing of Aidan EllisonBy Jane Vaughan (Jefferson Public Radio)May 3, 2023 1:14 a.m.Robert Paul Keegan, 50, has been charged with shooting Ellison, 19, on Nov. 23, 2020. 📨 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