and gerhart will have the business news in 60 seconds. brent: take her aircraft and fighting the jihadist in serious combat missions. negotiations aimed at getting a new deal to tackle climate change. a part of today's focus, it can happen quickly enough. threatening the ability to feed. >> climate change is hitting this part of the world particularly hard. the dry spells have become longer. the impact on small farms is immense. they can no longer feed their families. many are compelled to flee their homeland. millions of people have become climate refugees, not only in africa. >> it is critical for all humanity because climate change effects all of us. rich, poor, large and small countries. and all regions of the world. there is no greater evidence of the impact than the sahara desert. and the shrinking. >> it has shrunk drastically. delegates are quick to point out that their countries were not part of the process that has led to global climate change. >> the least commit or of greenhouse gases in the world now suffers from climate chan

sarah: were going to switch gears and head over to gerhart who joins us with some business news. >> 24 european tech startup companies have been sold for more than a billion u.s. dollars each in the past five years, proof that europe's fledgling tech scene is on the rise. but the capital hungry sector still hasn't got enough access to funding. bringing together venture capitalist willing and able to take a multimillion dollar bet on the next big thing. the next topic, artificial intelligence. it might look like a cuddly toy, but it turns out to be a robot loaded with the latest artificial intelligence software. pledging companies introduce game changing technologies at this conference. this could revolutionize the way we teach english to our kids. >> this guy is a deep learning-based artificial intelligence robot. it can actually have a conversation with you and naturally talk back to you. but because it has deep learning behind it, it can constantly learn from you and get smarter and smarter as you use it. >> with hundreds of startups competing for the attention of venture capitalists

gerhart is here with the business headlines. >> germany will not be hosting the olympics in 2024. the city of hamburg was the german olympic committee's official bid city. but the local government left the final decision on whether to go ahead with the process up to the citizens. they said no by more than 51.5%. it was a surprising result. polls ahead of the vote suggested the packers would win. olympic opponents warned the costs were too great. the committee estimated a price tag of 11 billion euros to stage the games. the most recent olympics have cost a lot more than their original budgets. let's get an economic assessment of that failed bid. i am joined by wolfgang, who is not only a professor of economics at hamburg university, but also an olympic gold medalist. welcome to our show. from an economic point of view, was that a clever vote? >> hamburg is a growing city and will have its chances and opportunities even without the olympics. it would have been a very good opportunity to become more famous in the world, to attract visitors and work on the image of hamburg. >> is it

in 2009 toby gerhart was the runner-up. in the next two years, andrew luck came in second as well. the only stanford player to win the award was quarterback jim plunkett in 1970. >>> out of class and on the street protests. new at 5:30, what nearly 800 students are demanding from the teachers in their district. >> everybody should have something for christmas. >> this year a nonprofit is in trouble after three big donors pulled out. coming up, what it means and how you can help. >> also a close call for a chp helicopter in the east bay over the weekend. coming up next, a pilot tells us about the growing concern for dangerous midair collisions. >> after the break, i'm tracking more showers in the 5-day forecast. we're going to get some rain around here. >>> big waves and strong rip currents are prompting a warning to swimmers and boaters heading to the beach. the waves at ocean beach were 12 to 18 feet high during high tide this morning. the warning is now in effect from sonoma to monterey counties. with the dangerous waters and foggy conditions, few surfers hit the beach today, and