Former Guatemalan dictator Efrain Rios Montt spent his first full day as a convict Saturday in a 16-by-13-foot cell with a small bed, bathroom and window, after receiving a landmark 80-year sentence for genocide and crime against humanity.

Pope Francis on Sunday gave the Catholic church new saints, including hundreds of 15th-century martyrs who were beheaded for refusing to convert to Islam, as he led his first canonization ceremony Sunday in a packed St. Peter's Square.

Senior officials at the U.S. tax agency knew agents were targeting conservative political groups as early as 2011, according to a draft of an inspector general's report obtained by The Associated Press that seemingly contradicts public statements by the commissioner of the Internal Revenue Service.

A DNA test confirmed another dark twist in the story of three women imprisoned in a house for about a decade: Kidnapping and rape suspect Ariel Castro is the father of a 6-year-old girl who escaped from the house along with the women, a prosecutor said Friday.

U.S. President Barack Obama launched a campaign to promote his signature 2010 health care overhaul on Friday in the face of harsh criticism from congressional Republicans who say the program will raise costs and hurt hiring.

President Barack Obama's administration fought back on Friday against Republican accusations that it covered up details of last year's deadly assault on a U.S. mission in Libya, after a news report that memos on the incident were edited to omit a CIA warning of a threat posed by al-Qaida.

Former Guatemalan dictator Efrain Rios Montt was found guilty of genocide and war crimes Friday in a landmark ruling stemming from massacres of indigenous people in his country's long civil war.

Texas law enforcement officials on Friday launched a criminal investigation into the massive fertilizer plant explosion that killed 14 people last month, after weeks of largely treating the blast as an industrial accident.

Boston Marathon bombing suspect Tamerlan Tsarnaev has been buried in a rural cemetery in Virginia, infuriating some members of the area's Islamic community who say they weren't consulted and startling officials who said they hadn't been informed.

Prince Harry, in the dress uniform of his British army regiment, paid tribute Friday to U.S. soldiers killed in Iraq and Afghanistan on day two of a U.S. tour dedicated in good part to war veterans.