Deepfake: What is it, and why is it so dangerous?

Deepfake has been a topic of discussion in recent weeks, especially following incidents that involved well-known Americans. Here's what to know about deepfakes, and the various dangers it can pose to society.

AI: Colleges split on its use in classroom

Artificial Intelligence (AI) is charging the landscape for colleges and universities. For students, it could mean more help on assignment and tests, and now, top educations are doing their best to adapt. Reporter Sunny Tsai has more.