AdvertisementScientists Discover Unmarked Coffins During Search For 1921 Tulsa Massacre VictimsOctober 23, 2020Brakkton BookerfacebookEmailWorkers reinforce the sides of an excavation site during the search for a potential unmarked mass grave from the 1921 Tulsa Race Massacre, at Oaklawn Cemetery in Tulsa, Okla., in July. (AP)
