you need to specify the src of the video file
And now if you try and re add it back on https://t.co/uN4xD8d7Ge
And now if you try and re add it back on
And now if you try and re add it back on 
you need to specify the src of the video file
And now if you try and re add it back on https://t.co/uN4xD8d7Ge