KO_LS800 Oklahoma City, OK Fri Apr 20, 2018 USDA-OK Dept Ag Market News The Oklahoma National Stockyards is estimating 5,000-7,000 head of feeder cattle and calves for its auction Monday 04/23/2018. Source: USDA Market News Service, Oklahoma City, Ok Tina Colby/Joe Massey Telephone (405) 232-5425 www.ams.usda.gov/lsmarketnews 1615c