The conservation charity is accused of working with guards who allegedly tortured and killed people.
The team had feared the owners of the rings, inscribed with the names Ahmed and Doudou, were dead.
Nigerian comedy star Emmanuella Samuel used her YouTube earnings to build a house for her parents.
Prime Minister Abiy Ahmed says it is an internal matter amid growing international concern.
Officials are also trying to extend Mr Benbrika's time in prison for terrorism offences.
Some ethnic Tigrayans complain of harassment and discrimination - an allegation the government denies.
After being labelled "patient-zero", a small-town physician in Canada was shunned.
Zahara, a platinum-selling singer in South Africa, talks to the BBC about surviving a violent attack.