Three of the Blackwater security guards were found guilty of manslaughter and voluntary manslaughter, while a fourth was convicted of first-degree murder.
The site was created after Arab-American advocacy groups began to hear from U.S. citizens stuck in Yemen. The groups are pushing the U.S. government to step in and help those who are unable to leave.
If a final agreement is reached, crippling sanctions on Iran's oil industry could be lifted. But the oil sector faces a number of challenges before ramping up production.
Iraqi flags are flying over government buildings again, one month into a major offensive to reclaim the city from fighters with the self-proclaimed Islamic State.
President Obama signed a new executive order that will allow the administration to freeze the assets of any individual or group involved in "malicious" cyberattacks.
Some of Washington's closest allies have signed on to a new Asian development bank. The U.S. opposes the bank, in part, because it presents a challenge to American influence in the Asia region.
Airstrikes and anti-aircraft fire rocked the capital, Sanaa, while Houthi rebels continued their push into southern Yemen. Meanwhile, Arab foreign ministers gathered in Egypt.
The attacks, coordinated with 10 allies, began hours after rebels seized an airbase that was critical to U.S. drone operations against al-Qaida. The base is just 35 miles from Aden, an economic hub.
The U.S.-led coalition in Iraq has been conducting surveillance flights over the city since March 21 to help uproot militants with the self-proclaimed Islamic State.
Some of the artifacts date back more than 4,000 years. Among them is the head of a statue of Assyrian King Sargon II, similar to one destroyed by militants with the self-proclaimed Islamic State.