Aid groups are warning that Venezuela's healthcare system is at its breaking point nearly a week after two powerful earthquakes hit the South American country.

The head of the World Health Organization is seeking to reassure residents of the Spanish island of Tenerife worried about the anticipated arrival there of a hantavirus-stricken cruise ship.

The World Health Organization reports that gunmen who reportedly killed at least 460 people at a hospital in Sudan's Darfur region returned three times to the facility during their assault.