Armed man rams vehicle into Michigan synagogue; being investigated as possible terrorism; Deadly campus shooting investigated as act of terrorism; Rescue efforts underway after U.S. refueling plane crashes in Iraq.

A truck barreled into one of the nation's largest synagogues, shots rang out, and black smoke billowed into the sky, a terrifying scene that drew a massive law enforcement response and sent shockwaves through the local Jewish community.

Four people were killed and several others were wounded Sunday when, authorities say, a man opened fire at a Church of Jesus Christ of Latter-day Saints in Grand Blanc Township, Michigan, and set it ablaze in what a federal official called "an act of ...

The storms hit a broad swath of the nation's midsection, spurring tornado warnings and watches from Iowa to Texas.