A little over six years ago, hedge fund manager Sal Khan began tutoring his cousins long distance, with the help of a speakerphone and Yahoo Doodle software. By 2006, his tutorials had taken the form of YouTube videos, which Khan made free to anyone who wanted them. Today, people watch Khan’s 1,800 tutorials � which […]
Day two of the trial of fomer Communist leader Bo Xilai ended today. Details describing Bo’s graft are juicy, but his image on social media might actually be improving. Anchor Marco Werman speaks with Rachel Lu, co-editor of the news site Tea Leaf Nation.