Gunfire erupted at a Denver park Saturday, injuring two people and sending tens of thousands gathered for an annual pot celebration fleeing the area, police said.

A crowd of marijuana smokers expected to swell to 80,000 gathered Saturday in Denver to mark the counterculture holiday known as 4/20 on the first celebration since Colorado and Washington made pot legal for recreation use.

With about 90 percent of Americans favoring universal background checks for gun buyers, GOP lawmakers' strong resistance might appear foolhardy. But these Republicans are making a calculated and probably safe choice, for several reasons.

Airlines keep shrinking the size of seats to stuff more people onto planes, those empty middle seats that once provided a little more room are now occupied and more people with tickets are being turned away because flights are overbooked.

With military budgets shrinking, drone makers have been counting on the civilian market to spur the industry's growth. But there's an ironic threat to that hope: Success on the battlefield may contain the seeds of trouble for the more benign uses of drones at home.

The Supreme Court is suggesting it could find a way out of the case over California's ban on same-sex marriage without issuing a major national ruling on whether gays have a right to marry, an issue one justice said was newer than cellphones and the Internet.

It is the king of sushi, one of the most expensive fish in the world - and dwindling so rapidly that some fear it could vanish from restaurant menus within a generation. Yet there is little alarm in Japan, the country that consumes about 80 percent...

Battling tears, the father of one of the first-graders slain at the December elementary school massacre in Connecticut pleaded with senators on Wednesday to ban assault weapons like the gun that killed his 6-year-old son.

A rural school district in Ohio is drawing attention with its plans to arm a handful of its non-teaching employees with handguns this year - perhaps even janitors.