welcome back to "the lead." now it's time for our money lead. it's a bird, it's a train, it's a hyper loop. what? it's a hyper loop. hyper loop. that's an idea developed by elan musk, the guy that brought you the all-electric car, tesla. he also manufactured space rackets. so he's got some street cred when it comes to big ideas but what is hyper loop? here's how musk explains it. >> it's a cross been a concord, a rail gun and an air hockey table. >> that sounds a little terrifying but really fast. musk says this travel mode of the future will take passengers from los angeles to san francisco nearly 400 miles in the time it takes a pizza to be