Junior David Eaton told the newspaper that he was in a math class when the school announced the lockout.
In Florida, Adam Charni, a Miami Beach High School senior, said Pais dressed in black and kept mostly to herself.
"She can, please, come home".
Officials said Pais is from Miami and the Miami FBI notified Denver FBI about a threat Tuesday morning. According to NBC Denver's Conor McCormick-Cavanagh, Pais was found dead of a self-inflicted gunshot wound. A blog allegedly belonging to her reveals an obsession with mortality and firearms, according to Heavy.com (h/t NY Post).
A "BOLO" sent out by Rocky Mountain Safe Streets Task Force says "NO PC TO ARREST" meaning authorities at the time the BOLO was created did not have enough probable cause to arrest her. "We are grateful to everyone who submitted tips and to all our law enforcement partners for their efforts in keeping our community safe", FBI Denver tweeted.
Davis says "Troubled kids in our schools, and nobody knows about it. the teachers and administrators are the first line. they need to see that, and they need support and help".
Your Columbus Blue Jackets
No President's Trophy-winning team had ever gotten swept in the first round of the playoff, well, until now. The team also sent out a Tweet to congratulate the Blue Jackets for moving on to the second round.
Colorado state Rep. Patrick Neville, the Republican House minority leader, was a 15-year-old sophomore at Columbine High at the time of the shooting and now has three school-age daughters.
Neighbors watched as authorities searched the home.
Authorities in Jefferson County identified an 18-year-old woman named Sol Pais as a suspect in their investigation of the threats around 3:25 p.m. Tuesday.
"Please do not approach her as she is considered armed and risky", the sheriff's office said.
Authorities now looking for Pais has asked anyone who sees her or has information about her whereabouts to please immediately contact the Federal Bureau of Investigation tip line at 303-630-6227.
Pais is a white female, 5-foot-5, with brown hair, and she was last seen wearing a black T-shirt, camouflage trousers as well as black combat boots.
After-school activities and sports practices would also continue as scheduled - except at Columbine, where they're canceled for the day, the school said. Phillips said that would not prevent authorities from apprehending Pais.
All classes and extracurricular activities for about a half-million students were canceled as a precaution. She was last seen wearing a black t-shirt, camouflage trousers, and black boots.
Doors were locked at Columbine and at more than 20 other schools in the Denver area on Tuesday afternoon after the threat. She is said to have legally purchased a shotgun and ammunition from a Littleton retailer.