Increasingly under attack, health care workers could wait decades for protections

Ohio gunman's ex-classmates decry missed chances to stop him

Trump cites mental health reform after 2 mass shootings

Mexico: Texas shooting 'act of terrorism' against Mexicans

Thousands evacuated after explosions at Russia ammo depot

Notre Dame: Environmental groups warn against lead pollution

Puffins fill up nesting islands this year despite challenges

Puerto Rico crisis deepens amid clash over sworn-in governor

Moon calls for 'peace economy' with N. Korea, slams Japan

Messi strains calf, will miss Barcelona's US trip

Car bomb collides with vehicles in Egypt capital, killing 20

Protests disrupt Hong Kong work day as leader vows to remain