"Under what scenario could somebody think this was a good idea? This has me so upset," Fred Guttenberg tweeted.
"Our nation's greatest asset, our children, are the innocent victims of gun manufacturers' greed enabled by their corrupt lobby and our elected whores," Barry Schapiro wrote.
"You are using the pain of the victims of gun violence to speak in a way that allows you to look like you're going to do something but only to play games with their emotions," Fred Guttenberg said.
Boyert Shooting Center in Katy is promoting its week-long gun sale with a huge marquee outside its store.
I submitted my son Joaquin's basketball shoes. Before he was murdered in the Parkland school shooting, he wanted me to coach his basketball team.
"If I have an aggressive kid in my class and he gets a hold of my gun, what then?" asked one teacher.
"What [senators] voted for yesterday is to introduce guns into the everyday reality of school. It's going to increase the risk of gunfire and casualty in schools, not decrease it," Fred Guttenberg told Newsweek.
"Say it with me, and be loud for the folks in the back row: The American public does NOT approve of arming teachers," said a pollster and former teacher.
"I do not know if VP @JoeBiden will run for President. What I do know is that after meeting with him, I can honestly say that I do consider him to have been one of the most decent and genuine people that I ever met and I am in a better place today because of him."
"It is a no-brainer bill for us," Broward County Sheriff's Office Captain Gregory Lees said.
"I can't imagine a school shooting. I can't imagine it at all."
"This is disappointing, even for the low expectations we've learned to have for any form of gun legislation," a state legislator told the Salt Lake Tribune.
Thursday marked a year since the deadliest high school shooting in U.S. history.
Sheriffs in 12 mostly rural counties are ignoring gun-control laws, including the raising of the minimum age for purchasing semi-automatic rifles from 18 to 21.
"To try and suggest that a wall on the southern border would have saved my daughter's life just makes him an inept representative," Fred Guttenberg said.
"Keep F***ing with the NRA and you will be DOA," the letter reportedly read.
Peter Wang held a door open so other students could escape the gunfire.
Other survivors of the Marjory Stoneman Douglas High School shooting have encouraged young people to head to the polls on Election Day.
Andrew Pollack has previously blamed government officials for the shooting.
The commissioner once held a rally in opposition of a gun control demonstration organized by survivors of the Parkland shooting.