Authorities ordered mandatory evacuations Thursday of dozens of homes close to a wildfire blazing near a scenic canyon in northern Colorado, even going door to door to warn residents of impending danger.

(Reuters) - The United States hit Chinese solar companies with punitive import tariffs of 30 percent or more on Thursday, ruling they had dumped cut-price solar panels into the U.S. market. In the latest salvo in a series of ongoing trade disputes between Beijing and Washington, the U.S. Commerce Department said it sided with U.S.-based solar companies that had complained a wave of Chinese imports had wrongly undercut their pricing and forced several renewable players out of business. ...

A man accused of a deadly series of stabbings in Michigan was mentally ill and couldn't resist the spell of "evil forces" that compelled him to attack people, a psychiatrist testified Thursday as attorneys tried to overcome strong evidence with an insanity defense.