UNITED STATES-IRAN NUCLEAR

WASHINGTON — Fresh from a spirited defense of the Iranian nuclear deal on Capitol Hill, Secretary of State John Kerry is selling the accord to top U.S. foreign policy leaders while telling lawmakers that if they don't back the deal, Washington will have "squandered the best chance" it has to peacefully solve the nuclear standoff with Tehran. 

NUCLEAR DEALS-ANALYSIS

WASHINGTON — Critics of the Iran nuclear deal claim it is flawed, among many reasons, because it does not demand that Tehran also change its behavior at home and abroad. That complaint ignores the United States' long history of striking arms control agreements with the Soviet Union, a far more dangerous enemy. 

SOCIAL MEDIA-TERRORISM

WASHINGTON — Social media giants including Twitter, Yahoo, Facebook and Google are pushing back against Senate legislation that would require them to alert federal authorities of any terrorist activity, according to industry and government officials. 

OBAMA-AFRICA

WASHINGTON — President Barack Obama's trip to Kenya and Ethiopia is drawing fresh criticism that the two countries are heavy-handed on human rights and basic democratic freedoms. By Darlene Superville.

MEXICO-MISSING STUDENTS

MEXICO CITY — Mexico's National Human Rights Commission is questioning the government's investigation into what happened to 43 missing college students who investigators say were killed and incinerated last September. By Christopher Sherman.

AP Photo.

GUATEMALA-RIOS MONTT

GUATEMALA CITY — A Guatemalan court orders former dictator Efrain Rios Montt put in a psychiatric hospital for nine days' observation, once again delaying his retrial on genocide charges. 

PUERTO RICO-POWER COMPANY

SAN JUAN, Puerto Rico — Puerto Rico's power company rejects a new proposal from bondholders that calls for an $8.1 billion debt exchange amid growing concerns the public agency could be the first one in the U.S. territory to go bankrupt. 

VENEZUELA-OPPOSITION

CARACAS, Venezuela — Venezuela's opposition coalition announces it will list candidates on a single ballot card in parliamentary elections, signaling a commitment to unity.

GRENADA-UNDERWATER VOLCANO

ST. GEORGE'S, Grenada — An active underwater volcano off Grenada's northern coast called Kick 'em Jenny is rumbling and regional disaster authorities are on alert even as they say it poses no threat of triggering a destructive tsunami.