The video is the official CDC video. Right on the page it says:
Video Instructions From the CDC
And you don't get a source better than Medscape.
Do we have a list anywhere of all the CDC screw ups?
Well if that's what the CDC recommends it is pretty clear why nurses in the US contracted ebola.
We can start a list, but if you click on 'comments' under the video you can read some of them.
She does not use proper hand hygiene technique (she doesn't interlace her fingers),
She does not step into a segmented pad as soon as she exits the patient room,
She steps back into a contaminated area after her shoes are clean,
The observer should have untied her gown,
She should have held the face mask as she was taking it off,
She used an antibacterial wipe on her shoes, she should have used a bleach solution (ebola is a virus, not bacteria),
She touched the lid of the wipe container,
The observer touched her hand with the tip of the alcohol rub container,
The alcohol rub container should have been a squirt bottle.