Kasey Hansen, a special education teacher from Utah, and Columbine survivor Patrick Neville believe teachers should be armed in classrooms.
Syrian government's offensive has escalated humanitarian crisis, warns U.N. as aid fails to reach people.
The officer was suspended without pay but he decided to resign, authorities said.
He also suggested giving bonuses for teachers willing to bring concealed weapons to school.
A new 32-count indictment adds charges of tax evasion and bank fraud.
Authorities say they ignored James Dempsey's cries for help before he died.
Team USA defeated Canada in a shootout, 3-2, while freestyle skier David Wise defended gold in the halfpipe and Mikaela Shiffrin won silver in the super combined.
Marjory Stoneman Douglas High School shooting survivors and parents of shooting victims urged lawmakers, including Sen. Marco Rubio, R-Fla., to "do something about guns."
Some school districts are now implementing anonymous tip apps, where students can report suspicious behavior, as a way of thwarting possible school shootings.
Dallas Mavericks owner Mark Cuban also accepted sole responsibility for allowing a staffer to keep his job after two alleged domestic violence incidents.
The talk show host announced that she was diagnosed with Graves' disease and that she is following doctor's orders and taking three weeks off from her show.