"We are a society of rules," a school board member said when asked about punishments for students who participated in the school walkout to protest gun violence.
"We typically see a dramatic change in perception after school tragedies like shootings after Columbine or Sandy Hook."
New Orleans police said they arrested 20-year-old Nicholas Heard on terrorizing charges.
"We have a responsibility to protect our schools from gun violence, accidental or otherwise."
The observation reports span six days, beginning three days after the February 14 school attack.
Retail giant Walmart announced it would be raising the age for firearms buyers to 21 and will ban items resembling assault-style rifles
Schools in Oklahoma are looking at bulletproof storm shelters to protect students from deadly tornadoes and the possibility of an active shooter on campus.
The poll also shows rising support for stricter gun laws.
Poll after poll shows near-universal support for some form of gun control, yet some politicians remain reluctant to cross the NRA. What are they so scared of?
After the deadliest high school shooting in U.S. history, angry students won't let the issue of gun control disappear as it has after previous mass shootings.
"I think Congress is totally dysfunctional. I've never seen anything like this," Kasich told CNN Sunday.
The girl's school is just half an hour away from the Parkland high school where a gunman shot and killed 17 people on Wednesday.
The use of the AR-15 in Parkland continues a worrying trend among recent shooters.
Unimpressed with his response, the brave letter-writer wrote to the president a second time.
Since the deadly events at Columbine High School in 1999, school shootings have become a disturbingly regular occurrence.
Sunday is the 10-year anniversary of the Virginia Tech massacre that left 27 students, five staffers and the gunman dead.
Eight-year-old Jonathan Martinez died from gunshot wounds hours after a murder-suicide in his special needs classroom.
Alleged shooter, 14, charged with murdering father, wounding two others.
The 18-year-old gunman owned a book on American school shooters.
He faces four counts of first-degree murder, seven counts of attempted murder and unauthorized possession of a firearm.