結果 : does america have the highest school shootings
5:00

America’s mass shooting problem, explained

CBS News
62,514 回視聴 - 2 年前
4:29

US School Shootings: Past, Present, Future | Between Us

Al Jazeera English
15,084 回視聴 - 2 年前
2:07

America's Deadliest School Shootings

Inside Edition
156,417 回視聴 - 6 年前
7:50

The Evolution (Or Not) Of School Shootings In America Since Columbine (HBO)

VICE News
235,532 回視聴 - 5 年前
0:22

Phone footage shows classroom terror during Florida school shooting

Guardian News
3,497,953 回視聴 - 6 年前
0:59

#US vs. UK mass #shootings

MSNBC
404,884 回視聴 - 1 年前
3:24

Why are there so many mass shootings this year?

NBC News
129,053 回視聴 - 1 年前
2:29

Deadliest school shooting in US history marks ten years

TRT World
40,347 回視聴 - 1 年前
3:57

Deadliest mass shooting in US history

ABC News
7,275,736 回視聴 - 6 年前
1:41

8th Graders Charged With Planning Mass School Shooting

Inside Edition
2,409,183 回視聴 - 3 年前
44:45

Uncovering The Tragedy At Columbine High: A Mass Shooting Documentary | Real Crime

Real Crime
4,841,280 回視聴 - 5 年前
2:16

Some of America's Deadliest School Shootings

Inside Edition
2,377,962 回視聴 - 6 年前
4:58

School shooting survivor: 'Kids were bleeding out everywhere'

ABC News
3,942,853 回視聴 - 6 年前
1:34

Oxford High School students hide in classroom during deadly shooting | USA TODAY

USA TODAY
7,968,908 回視聴 - 2 年前
2:14

Oxford High School Shooting Suspect Pleads Guilty

Inside Edition
1,041,373 回視聴 - 1 年前
0:56

One year since #Uvalde school shooting

NBC News
1,051,914 回視聴 - 1 年前
44:45

The Columbine Shooting (Killing Spree) | Our Life

True Lives
1,157,249 回視聴 - 2 年前
3:12

New video and details emerge from Parkland shooting

ABC News
8,329,297 回視聴 - 5 年前
8:24

What It's Like Inside a School Shooting Drill

ABC News
14,240,416 回視聴 - 9 年前
1:23

See the videos students took during the Florida school shooting

Washington Post
6,666,544 回視聴 - 6 年前