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Ohio gunman's ex-classmates decry missed chances to stop him
By Julie Carr Smyth & Michael Biesecker
Dayton Shooter Took a 'Rape List' to School and Made Threats to Women
By Bridget Read
Connor Betts, Ohio gunman, was Elizabeth Warren supporter
By Victor Morton
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Ohio Gov. DeWine proposes 'red flag' law, expanding background checks for gun sales
By Jessie Balmert
At least 31 killed in US weekend mass shootings: The latest
By Mike Hayes, Veronica Rocha & Elise Hammond
Dayton Gunman Had Been Exploring 'Violent Ideologies,' F.B.I. Says (Published 2019)
By Campbell Robertson, Mitch Smith & Rick Rojas
Dayton gunman reportedly had hit lists, fascination with shootings: 'Everyone knew who he was'
By Erik Ortiz, Gabe Gutierrez & Ben Kesslen
Dayton Shooter's Now-Suspended Twitter Appears To Have Had Pro-Antifa, Pro-Gun Control Comments
By Shelby Talcott
Dayton Ohio shooting: Connor Betts's motive remains under investigation
By Emily Davies, Hannah Natanson & Tim Craig
Exclusive video shows Dayton gunman Connor Betts in bar in the hours before shooting
By Curt Devine, Noah Gray & Mark Morales
Dayton shooter had an obsession with violence and mass shootings, police say
By Paul P. Murphy, Scott Bronstein & Eric Levenson
Gunman in Dayton Had History of Threatening Women, Former Friends Say (Published 2019)
By Timothy Williams, Campbell Robertson & Nicholas Bogel-Burroughs