themselves presidents for life. look at jacob zuma and robert mugabe. both garnered popular support as freedom fighting heroes in south africa and zimbabwe. but in the end, they were ushered out against a backdrop of disastrous economic policies and rampant alleged corruption. now, it's not all good news, and there have been recent instances of violence at the polls. but the point is that africa is trending towards stronger democracy far more often than we typically know. we often speak about the death of democracy around the world, and those fears are real. but those conversations rarely include africa. and they ought to, because this is the region where the population is set to explode in coming decades. africa may not hold much global clout now, but it will make up a quarter of the world's population by 2050 and in the decades following that, it will grow larger still. so good news there is good news for the whole world. next on "gps," speaking of world

but a lot hasn't. ask your doctor about ibrance. the #1 prescribed fda-approved oral combination treatment for hr+/her2- mbc. it's hard to get all the daily that's why i love fiber choice. it has the fiber found in many fruits and vegetables, all in a tasty, chewable tablet. fiber choice... the smart choice. >>> and we are back with our two former intelligence chiefs, general michael haden and james clapper. jim, you have negotiated with the north koreans. why do you think they are making these gestures now? it does seem as though they are reciprocating for what president trump has done for them, which is, you know, quite remarkable, concession on the american part, which is to have a summit, to meet with the leader of north korea on a one-to-one, coequal basis. >> fareed, i think the principle reason that they have had this change in behavior and demeanor is because they have achieved in their own mind a degree of nuclear deterrence that will enable them to come to the negotiating...