World News in Brief: Sudan refugees, aid for Syrian returnees, MERS alert in Saudi Arabia, Venezuela urged to end secret detentions

More than 40,000 Sudanese have fled to eastern Chad in the past month to escape intensifying violence in Darfur.

World News in Brief: Sudan refugees, aid for Syrian returnees, MERS alert in Saudi Arabia, Venezuela urged to end secret detentions
More than 40,000 Sudanese have fled to eastern Chad in the past month to escape intensifying violence in Darfur.