Authorities in Nicaragua have killed, imprisoned and tortured people -U.N.
There has been a call for an end to violence in which an estimated 280 people have died since April
Heatwave blankets Japan, kills 14 people over long weekend
Temperatures of 35 or above - known in Japanese as "intensely hot days" - were recorded at 200 locations around Japan on Sunday
In parched Afghanistan, drought sharpens water dispute with Iran
Severe drought across much of Afghanistan is spurring plans to build new dams to help farmers
In Japan's flood-ravaged Mabi, delays and lack of awareness magnified death toll
Torrential rains across western Japan this month triggered floods and landslides that killed more than 200 people
Mass radio campaign saves thousands of child lives in Africa
"Using mass media to drive people to health centres is actually more cost-effective than almost anything on earth in terms of saving children's lives"
Guatemala's orphanage children caged, abused - report
Children found with shaved heads and tied to wheelchairs or metal railings.
Warren Buffett donates $3.4 bln to Gates' and family charities
The philanthropist has given more than $30.9 billion to charities since 2006, mostly to the Gates Foundation.
India asks states to inspect childcare homes run by Missionaries of Charity
Concerns over the Missionaries of Charity childcare homes grew after workers were arrested for baby trafficking earlier this month
Eight migrants found dead in lorry container in western Libya
Another 90 migrants were recovered from the container, but were in critical condition
Over a billion people struggle to stay cool as Earth warms
Countries most at risk include India, China, Mozambique, Sudan, Nigeria, Brazil, Pakistan, Indonesia and Bangladesh