War in the Middle East is expanding after the United States and Israel attacked Iran on Saturday, and Tehran retaliated with strikes against several of its neighbors, including US-allied Gulf states.

A bomb cyclone is wreaking havoc across the Northeast, bringing heavy snow, near hurricane-force winds and other hazardous ...

The current flu season has seen the highest rate of doctor’s visits for flu-like symptoms since the US began collecting data through a national surveillance network. CNN is tracking these case rates ...