(CNN) — Video and images showing an armed, masked individual outside the Tucson, Arizona, home of Nancy Guthrie have given new life to the search for the 84-year-old – and may offer investigators...

(CNN) — New images showing an armed, masked individual outside the Tucson, Arizona, home of Nancy Guthrie have given new life to the search for the 84-year-old – and may offer investigators important...

(CNN) — It was about 3:35 a.m. Saturday when Brooklyn Park police approached the home of former Minnesota House Speaker Melissa Hortman. Instinct had led them there, spurred by a 911 call 90 minutes...

(CNN) — At least six people were injured in a mass shooting at Florida State University on Thursday, according to hospital officials, who had earlier confirmed to CNN it was receiving and treating patients...

With tension mounting over an encampment in support of Palestinians at New York’s Columbia University, police strode onto campus this month and arrested more than 100 demonstrators. Soon, dozens more...

A community is in mourning Monday, a day after two police officers and a firefighter were fatally shot in Burnsville, Minnesota, while responding to a domestic incident. Officials identified the three...

CNN– The 28-year-old who killed three children and three adults at a Christian school in Nashville last week fired 152 rounds, Nashville police said Monday, adding that while they have yet to determine...