Long eradicated in the West, rheumatic heart disease caused by strep throat kills hundreds of thousands of African children each year. A hospital in Sudan, founded by Dr. Gino Strada, offers a ... more 
Long eradicated in the West, rheumatic heart disease caused by strep throat kills hundreds of thousands of African children each year. A hospital in Sudan, founded by Dr. Gino Strada, offers a life-saving surgery for free. Clarissa Ward reports on Sunday, May 11 at 7 p.m. ET/PT. less 
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Fri, May 9, 2014 4:45 PM EDT