or, I cannot (can't) find my student's video? I can not the student teacher video. How to find a video?
If you are looking for a video that has been shared to you by a student. It has most likely been shared to a group that you are a coach in, or to an Exploration that you are in.
Use this link: Accessing-Video-Conversations, to find the video if it has been shared to a group.
Use this link: How-to-provide-feedback-to-a-teacher-s-video-in-an-Exploration,if your student is submitting their video through an exploration.