the cbs overnight news will be right back..er we can help them with three simple words. my name is chris noth and i will listen. from maine to maui, thousands of high school students across the country are getting in on the action by volunteering in their communities. chris young: action teams of high school students are joining volunteers of america and major league baseball players to help train and inspire the next generation of volunteers. carlos pea: it s easy to start an action team at your school so you, too, can get in on the action. if you were a hippie in the 60s, you need to know. it s the dawning of the age of aquarius. yeah, and something else that s cool. what? osteoporosis is preventable. all: osteo s preventable? right on! if you dig your bones, protect them. today the world health organization warned that the zika virus is spreading explosively, by the end of the year could infect 4 million people. it is in 23 countries now, including the u.s., with 31 cases
while most of the gop candidates were in des moines, here s what some of the candidates had to say at both events. i didn t want to be here, i have to be honest. i wanted to be about five minutes away. and i ve enjoyed that. i ve enjoyed that. all of the online polls said debates and i ve had a kick with it. but you have to stick up for your rights, when you re treated badly, you have to stick up for your rights. [ cheers and applause ] have to do it. whether we like it or not. whether it s something we want to do or not, and it s what our country has to do. as an example, irans the way they are treating us with this deal, one of the worse deals i ve ever seen negotiated under any circumstances and we just take it. we have to stick up for ourselves as people, and we have to stick up for our country when we re being mistreated. [ cheers and applause ] and i have to go a step further and say fox has been extremely nice, the last number of hours, actually. [ laughter ] and the
the zika forest in uganda in the 1940s, is linked to serious birth defects. dr. jon lapook has the latest. the zika virus. reporter: today the world health organization sounded an alarm about the zika outbreak. director margaret chan. questions abound. we need to get some answers quickly. reporter: the organization will convene an emergency meeting monday to plan its response. the zika virus, which is linked to children being born with small heads, poses several challenges. right now, diagnostic tests aren t perfect. there s no treatment, and there s no vaccine. dr. anthony fauci, head of the infectious diseases branch of the n.i.h., says the outbreak is a pandemic. you have multiple countries in south america and the caribbean, so by anybody s definition, that would be considered a pandemic. reporter: there s concern the virus will eventually be found in mosquitoes in the u.s. south america and in the caribbean, sooner or later we re going to see a local transmis
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the zika forest in uganda in the 1940s, is linked to serious birth defects. dr. jon lapook has the latest. the zika virus. reporter: today the world health organization sounded an alarm about the zika outbreak. director margaret chan. questions abound. we need to get some answers quickly. reporter: the organization will convene an emergency meeting monday to plan its response. the zika virus, which is linked to children being born with small heads, poses several challenges. right now diagnostic tests aren t perfect. there s in treatment, and there s in vaccine. dr. anthony fauci, head of the infectious diseases branch of the nih, says the outbreak is a pandemic. you have multiple down fris in south america and the caribbean, so by anybody s definition, that would be considered a pandemic. reporter: there s concern the virus will eventually be found in mosquitoes in the u.s. south america and in the caribbean, sooner or later we re going to see a local transmission