As Mr Trump left, questions from the waiting press about whether he will do something about gun safety went unanswered.
Cruz, who was charged today with murdering 17 victims, took an Uber to the high school.
Screenshots of an Instagram page said to belong to Cruz show many photos of a man holding firearms and ammunition used in a semi-automatic AR-15 rifle. It happened one year ago this month. "I'm putting my phone down because we are debating sensible gun laws again", the Frozen voice actor, 36, tweeted on Wednesday, February 14.
Broward County Sheriff Scott Israel told media on Wednesday that the total number included both students and adults.
Democrats have said the shooting underscores the need for tougher gun laws, but Trump did not mention the issue in his brief address, delivered from the White House. The comment said, "I'm going to be a professional school shooter".
"But what about the rights of these students".
"President Trump, you say what can you do".
Vanier said the conversation among his friends has turned to the politics of gun control, with majority in favour of stronger regulations.
Mr Hogg is pleading with United States politicians to make gun control less about "ideas that help you get re-elected" and more about "action that results in saving thousands of children's lives".
"And that time of searching the school allowed more of a metered kind of a response", Brooks said.
"As you know mental health is often a big problem underlying these tragedies", he said. Cruz was adopted as an infant, but he had been living with the family of a classmate after the sudden death of his adoptive mother late a year ago.
Because the resolution, signed by Mr Trump, was passed under the Congressional Review Act regulators can never enact similar requirements in the future.
Authorities offered no immediate details about Cruz or his possible motive, except to say he'd been kicked out of the high school, which has about 3,000 students. The document says investigators later uncovered the rifle and magazines in the locations he indicated.
He later added that "it is not enough to simply take actions that make us feel like we are making a difference, we must actually make that difference". "And working together to save these children's lives is what this country needs".