Africa, Latin America | featured news

Scientists have found alarming levels of the lung disease tuberculosis in Africa, Asia, Europe and Latin America that are resistant to up to four powerful antibiotic drugs. In a large international study published in the Lancet medical journal on Thursday, researchers found rates of both multi drug-resistant TB (MDR-TB) and extensively drug-resistant TB (XDR-TB) were higher than previously thought and were threatening global efforts to curb the spread of the disease.

Sporadic outages of BlackBerry messaging and email service spread to the U.S. and Canada on Wednesday, as problems stretched into the third day for Europe, Asia, Latin America and Africa.

Top Obama administration officials are expected to face continued criticism Thursday over their handling of the crisis in Libya, and louder calls for a clearer explanation of U.S. policy in the war-torn North African nation.