Farmers are switching to hardy orange sweet potato to cope with drought and improve food security.
Sandy Phan-Gillis has been held in China since March, according to her husband. It is not clear whether any formal charges have been filed against her.
Pro-government troops have taken control of key parts of the capital. Regional leaders are also ramping up negotiations.
Microsoft's general counsel says the tech giant went to court to block Justice Department access to data stored in Ireland because the request is 'fundamentally at odds with traditional respect for privacy and limitations on government powers.'
Ethnic minorities in Nepal are protesting the constitution put into effect on Sunday, but their Indian neighbors to the south are equally worried.
In the 15 years since its founding, the Barron Prize has awarded more than $540,000 to some 364 young leaders who have collectively raised more than $15 million for their causes.
Survey of defectors' stories finds common themes, including opposition to brutality, corruption, and the Islamic State's preoccupation with its Sunni jihadi rivals.