Best practices suggest that you never just assume and trust that a video has been posted by the copyright holder. Always do your due diligence and attempt to verify that a video is actually posted under an appropriate Creative Commons license by the rights holder by clicking through links to the original video.
Alexander Street Academic Video Online (AVON) is Alvernia's subscription streaming video database providing faculty with thousands of titles. You can link to or embed these titles in your Blackboard course.
Ask a librarian for assistance using AVON!