CNN CNN Newsroom Live September 5, 2015 09:25:00
Whatever you can imagine. they're so excited to see that blue color. >> it's a beautiful city but you can never see it. >> it is. china was marking the 70th anniversary of japan's surrender in world war ii. they shut down the factories, the coal-burning factories in and around beijing that are often responsible for the thick layer of smog. they also banned half of beijing's 5 million cars from the streets. guess what, it worked. they coined the term of that sky colored blue called parade blue. because it coincided with that military parade that you are seeing on your screen. you know what it l...