About Bob D’Angelo and Kelli Dugan, Cox Media Group National Content Desk

Four people were killed Saturday when a helicopter for a New Mexico sheriff’s office crashed, authorities said.

Several people were killed and others were wounded when a gunman opened fire at a Copenhagen shopping mall on Sunday, according to Danish police.

A security guard at a South Florida supermarket fatally shot a man who was attempting to enter the store after it closed, authorities said Saturday.

A man was fatally shot on a subway train Sunday morning in New York City, less than two months after a gunman shot 10 people aboard a train in another part of the city, authorities said.

Two women were stabbed inside the Museum of Modern Art on Saturday, causing dozens of people to be evacuated from the New York City museum.

Ukraine’s forces, outnumbered and outgunned, continued to battle with Russian troops for a fourth day on Sunday.

Ukraine’s forces, outnumbered and outgunned, continued to put up a ferocious defense to Russia’s invasion on Saturday.

Four people were killed, including a child, and three others were wounded after a gunman opened fire in an east-central city early Saturday, authorities said.

Residents in the Northeast woke up to a major winter storm Saturday as snow piled up along the East Coast, with blizzard conditions felt from New York City to Maine.