BRASILIA (Reuters) - A call home from an anguished daughter in Spain and images from a soap opera about human trafficking for sexual exploitation led a Brazilian mother to realize her daughter was in trouble. So she called a sexual abuse hotline set up by Brazil's Ministry of Women's Affairs, prompting an international police operation that led authorities to break up a prostitution ring in the Spanish university town of Salamanca last week. ...

WASHINGTON (AP) — President Barack Obama is praising former New York Mayor Ed Koch as an "extraordinary mayor, irrepressible character, and quintessential New Yorker."

WASHINGTON (AP) — President Barack Obama is honoring 12 researchers and 11 inventors with the nation's top award for invention and discovery.