>> when i think about the array of global climate, global threats, think about this. terrorism, epidemics, poverty, the proliferation of weapons of mass destruction, all challenges that don't know borders. the reality is that climate change ranks right up there every sing one of them. ? that speech come one day after secretary kerry made an agreement with china to cooperate more on fighting climate change. at least 11 minors rescued so far in south africa after spending more than a day stuck underground. falling boulders trapped the group as they worked illegally in an band only gold mine. crews there able to clear the entrance to escort them to safety but rescuers believe there may still be dozens more underground refusing to the to the surface.