Indiana mall mass shooting: First victim had a gun, no time to use it
Police: 3 people and gunman dead in Greenwood Park Mall shooting
Greenwood Park Mall shooting - Wikipedia
Indiana Mall Shooting: Gunman Kills Three Before Being Shot by Witness - WSJ
Mall shooting: Sapirman suspect, Elisjsha Dicken Good Samaritan
Greenwood police, FBI release new details from shooting at Greenwood Park Mall
4 dead in mass shooting at Indiana shopping mall - BNO News
Armed 'hero' stopped mass shooter at Indiana mall - BBC News
Greenwood Park Mall shooting in Indiana: Gunman kills 3, shot by bystander
4 Dead in Indiana Mall Shooting, Officials Say - The New York Times
Greenwood Park Mall shooting rare case of armed civilian ending mass shooting - The Washington Post