KUCB KIAL Unalaska Community Broadcasting

Laurel Wamsley

Updated Saturday at 12:50 p.m. ET

A French police officer who was severely wounded on Friday after exchanging himself for a gunman's hostage has died of his injuries, raising the death toll in the attack to four, according to French Interior Minister Gerard Collomb.

Col. Arnaud Beltrame, 44, was one of the first police officers to respond to the attack on a supermarket in southern France, which began after a gunman killed one victim in a carjacking, then killed two others in the grocery store. Sixteen others were also wounded in the attack.

The city council in Los Alamitos, Calif., voted on Monday night to exempt itself from the state's so-called sanctuary law, which limits cooperation between local enforcement and federal immigration agents authorities.

And in the process, the Orange County city of fewer than 12,000 is aligning itself with a harder line on immigration than the more liberal policies adopted elsewhere in California.

Updated at 4:20 p.m. ET

Authorities say a fourth device that exploded in Austin, Texas, this month indicates a "serial bomber" — and one who is more sophisticated than the earlier bombs suggested.

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