It was carrying arms to the African Union forces in Somalia when it crashed as it landed just before 8 am local time.

“As a precautionary measure, we are undertaking a drawdown of all except emergency personnel,” U.S. Embassy spokeswoman said.

The uptick in drone strikes signals that the Obama administration is stepping up its efforts to target Yemen's al-Qaeda offshoot.

"We are trying to find out more about what they were discussing with other al Qaeda elements outside the country," Al-Turki said.

The first 10 patents were related to MapReduce, a computing model for processing large data sets developed at Google.

The situation in Syria is likely to highlight Lavrov's meeting with Secretary of State John Kerry and Defense Secretary Chuck Hagel.

The August 12-13 visits will be Kerry's first to South America since becoming the top U.S. diplomat in February.

The payment will also let owners chat to friends via video on Skype and use the OneGuide and SmartMatch services.

“Diplomatic relations will not be restored until this situation changes,” Georgian Foreign Minister Maya Pandzhikidze said.