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One student killed, one in custody after Texas school shooting 01:59
Tennessee lawmakers approve bill that would allow teachers to carry guns in school 01:26
25 years later, a survivor reflects on Columbine school shooting 02:21
'We want to celebrate life': A Columbine survivor looks back on years of healing 05:46
Florida investigators link fatal carjacking to second killing 02:18
'Rust' armorer sentenced to 18 months in prison after fatal shooting 02:16
Video shows Ohio man confront Uber driver before fatal shooting 02:22
Emotional impact statements offered ahead of 'Rust' armorer sentencing 02:35
One killed and seven wounded in Chicago shooting 01:55
Ralph Yarl, teen shot after ringing doorbell of wrong home, speaks out one year later 02:18
At least three people shot outside Ramadan event in Philadelphia, police say 01:15
After mass shooting, Lewiston bowling alley is set to reopen 02:12
Grand jury indicts former school administrator in shooting of teacher by 6-year-old 01:38
Parents of Michigan school mass shooter sentenced to 10-15 years in prison 02:28
Gunman kills two people and himself in Nevada law office, police say 01:14
Easter brunch shooting leaves Nashville community shaken 01:26
At least 7 children injured in downtown Indianapolis shooting 01:24
Arkansas airport executive wounded in shootout with ATF agents 01:08
Spring break chaos and crackdowns in Florida 01:52
At least one dead, two injured in Florida shooting 00:57
Analyzing how Highland Park police tracked down gunman 02:45 Following the mass shooting at a July Fourth parade in Highland Park, Illinois, police are revealing how they tracked down the gunman and what they've learned during the investigation. NBC News' Pete Williams reports. July 5, 2022
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One student killed, one in custody after Texas school shooting 01:59
Tennessee lawmakers approve bill that would allow teachers to carry guns in school 01:26
25 years later, a survivor reflects on Columbine school shooting 02:21
'We want to celebrate life': A Columbine survivor looks back on years of healing 05:46
Florida investigators link fatal carjacking to second killing 02:18
'Rust' armorer sentenced to 18 months in prison after fatal shooting 02:16