"I'm not saying that there is no monkey, in fact, I am sure there is one on the loose. Out here, anything is possible, said Santa Fe police lieutenant Greg Boody.
"My daughter died. You still have not introduced common-sense reform."
He was just buying candy.
Trump flew into Houston, Texas, for the private meeting.
"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?"
Dimitrios Pagourtzis was arrested May 18 and charged with capital murder of multiple persons, according to the Galveston County Sheriff's Office.
"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.