Thanks for reaching out. You'll need to regain access to the channel first to be able to delete the videos on it. Our account recovery troubleshooter is a good place to start: https://goo.gl/anQq9x . Let us know if this helps.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Thanks for reaching out. You'll need to regain access to the channel first to be able to delete the videos on it. Our account recovery troubleshooter is a good place to start: https://goo.gl/anQq9x . Let us know if this helps.