Truckloads of Eritrean soldiers have been seen driving into Ethiopia, which has reportedly responded with drone strikes.

The two works were seized last month when thieves cut through a fence and smashed a window at the Renoir Museum on the French Riviera.

Dr Vincent Brown was allegedly a "leader" or "supervisor" of violent acts carried out by others in the early days of the genocide.

Education minister Edouard Geffray makes the offer after another day of sometimes violent demonstrations by high-school students.