SAfrica president says Mandela's health improved overnight: condition is critical but stable

Well wishers sing songs by candlelight to show their support at night outside the entrance to the Mediclinic Heart Hospital where former South African President Nelson Mandela is being treated in Pretoria, South Africa Thursday, June 27, 2013. Nelson Mandela's health improved overnight and his condition remains critical but is now stable, the South African government said Thursday in a statement that brought a measure of relief to the country. (AP Photo/Ben Curtis) (Colleen Kelly — ASSOCIATED PRESS - AP/The Minnesota Star Tribune)