narrator: givenen that the last 100 years has seen a massive increase in road trafaffic worldwidede, now a race between improved road safety on the one hand, and on the other, the sheer number of people on the road. in recent years, traffic fatalities have plateaued, but at the enormously high number of 1.25 million a year, with 50 million injured. [horn honks] all experts agree that if this race is to be won, governments have to use a multi-track approach--the 3 es of enforcement, education, and engineering. this last includes car design. a recent united nations general assembly resolution calls on all car manufacturers to meet minimum u.n. safety standards by 2020. eddie: i'm looking for any lights that are visible. and it looks as though we've got a reversing light on thee red jeep that's... narrator: laws and policies are one thing, but ultimately, a great deal depends on the behavior of individuals. and one part of education is helping drivers focus more on safety. eddie: and at the end of the road at the stop sign, i'm going to turn right. so, mirror first, then my signal. my p

more conservavative, ,e reticent in what they're willing to conclulude than they really should be givenen the evidence. anand arguably, you know, if it is indeed the ipcc's role to advise governments on the potential for dangerous anthropogenic interference with the climate, which is what the ipcc was originally charged with as t their misission, arguably u should not downplay the higher-end scenarios if they're credible, eveven if they'rre low probabability outcomes.s. if thr probabibility isn't zero, thehen they should contributute to the assessment of risk much in the way that, you know, we buy fire insurance for our homes not because we think our homes are going to burn downwn. that''s a very rare occurrence. it's very unlikely to happppen to us, but eveven though its probabilititys very low, the magnitude of cost, the impact on our lives ifif our house w was to burn dowown is iimmeasurable. mitigating climae chchange, doining something abot our r carb e emissions is s a planetary insurancnce policy, ,d in guiding g the terms of that iinsurance p policy, we e need e focusing on some o

interesting timing givenen all the talk about retail and the threat of amazon >>> still to come, senateepublicans unvaming a new health care bill, but it's already facing opposition from key gop senators details coming up. >>> but first as we head to break, here is today's national weather forecast from boone a bn bonnie schneider >> reporter: we are looking at storms in the northeast. lightning in central pennsylvania and in west virginia this is an area where we could see severe weather we have 24 million americans at risk for severe weather in this region, so be careful for those of you that are traveling. and speaking of travel, look for wet weather with along the gulfle coast also temperatures are still warm across much of the mid-atlantic, but if you are traveling to chicago, milwaukee, cooler temperatures for today and the good news is eventually this cooler air will work its way east for the weekend so more comfortable in the northeast by saturday and sunday nap is yo that is your business travelers' forecast your brain is an amazing thing. but as you get older, it naturally beg