National

Woman took her dog for a walk; only Tinkerbell came home

Cops: Grandmother's tip foils school attack plot

"He died a hero": Coach hailed for shielding students from gunman

Why school shootings should be considered a "top" homeland security threat

Stoneman Douglas Victims' Fund

Special Report: Florida investigators update on deadly school shooting

Trump to Florida school shooting victims: "Your suffering is our burden also"

Veterans Affairs Secretary David Shulkin on travel investigation

Should we rethink school shootings as a homeland security threat?

Students react following a shooting at Marjory Stoneman Douglas High School in Parkland

Man Says He Warned FBI About Fla. Suspect's Alleged YouTube Post

Math teacher and students took cover in school shooting

These may be the most germ-ridden places in your office

Rex Tillerson talks Russia, Syria and "SNL" with "60 Minutes"

What Did Florida School Do To Prepare For An Active Shooter?

Apple addresses HomePod ring stains

School shooting suspect was troubled after mom's death, neighbor says

Florida student: I saw my teacher get shot in rampage

Florida school shooting: Reeling community starts trying to heal

Heidi Todd, missing 4-year-old girl, found in Alabama

2/14: CBS Evening News

Police investigating Nikolas Cruz, suspect in Florida school shooting

Veteran's Affairs Secretary David Shulkin's travel practices under questioning

Student at Florida high school speaks about shooting, suspect

17 killed in Florida school shooting