A Portland man was arrested this week in a 2021 killing in the east Portland neighborhood of Pleasant Valley, records show.
Isaac Harden, 52, has been charged with second-degree murder, unlawful use of a weapon and felon in possession of a firearm.
Olance Upton, 47, was found dead from a gunshot wound on June 25, 2021. It was the 48th killing that year, out of 92 total — the most recorded homicides in Portland during any year except 2022, when 101 were killed…