Local authorities are reviewing hundreds of pieces of evidence. They say the shooter left troves of notes and plans expressing hate toward multiple groups.| NPR
In similar tragedies over the years, police encountered similar problems during the shootings at Columbine High School in 1999 and at Marjory Stoneman Douglas High School in 2018.| NPR
The four week course will cover all 64 hours of training required by the school district for teachers and volunteers to conceal carry.| Casper Star-Tribune