A Costco employee talks on the phone following a shooting within the wholesale outlet in Corona, Calif.,  Friday, June 14, 2019.  A gunman opened fire inside the store during an argument,  killing a man, wounding two other people and sparking a stampede of terrified shoppers before he was taken into custody, police said. The man involved in the argument was killed and two other people were wounded, Corona police Lt. Jeff Edwards said.  (Will Lester/Inland Valley Daily Bulletin/SCNG via AP)
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