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.
Last week Harkey posted, and then removed, an endorsement from "an anti-immigrant group that promotes white nationalist propaganda."
The mental health care provider that evaluated Parkland shooting suspect Nikolas Cruz will be partnering with Florida charter schools.
Supreme Court nominee Brett Kavanaugh has said he mistook the father of a Parkland school shooting victim for a protester when he refused to shake his hand.
He was arrested after police shot him in the torso.
"Please, come at me. Attack me with your stupid words, because you're pro-life," Scarborough said to the pro-life community.
"I wasn't looking to create a viral moment. I wanted to look another person in the eye who cares deeply about his family and to tell him my story," Fred Guttenberg told Newsweek.
"The judge recognized the man and the gesture. He does nothing. Turns away. And then security escorts him," Cuomo said.
"He pulled his hand back, turned his back to me and walked away. I guess he did not want to deal with the reality of gun violence."
Is the best we can hope for shootouts in classrooms?
The parallels between government and the themes of popular dystopian novels are striking. Every day, kids are being killed on the streets, in their schools, and at the movies.
"We always was watching him. He was one of those kids you always kept an eye on."
"He's beelining. He's got his head down. He's on a mission, you know. He's on a mission."
Nikolas Cruz chuckled in the video, saying: "You're all going to die".
Hogg and other gun control activists were protesting Publix grocery stores because the chain has made large donations to National Rifle Association supporters in the past.
"There have been 22 school shootings in the U.S. since the beginning of this year. Why would anybody think it's a good idea?"
"We make these sick people known worldwide for their horrifying acts, let's stop that!" Hogg wrote.
Former Education Secretary Arne Duncan proposed that parents hold a nationwide boycott of schools until U.S. gun laws are changed to protect students.
At least eight people were killed in a shooting at Santa Fe High School in Texas on Friday.