because it is speculation, but it's that kind of act that will probably change it, as it did with libyas where colonel gadhafi. >> let's hope it happens without us. south african icon nelson mandela is back in the hospital. doctors say the now 94-year-old is responding well to treatment. he has another lung infection, a problem plaguing him for many years. he spent three weeks in the hospital in december for a lung infection, as well as gallstones. nelson mandela has had lung problems when heyed tb during highs 27 years in prison. of course, nelson mandela became the country's first black president after the fall of apartheid. his story and inspiration to hundreds of millions around the world. nelson mandela has not had a major public appearance since the world cup in 2010. nelson mandela, back in the hospital with a lung infection.