Virtually all of shown on TV don't use the techniques articulated by Carney. It's necessary to qualify the AB=CDx relationship beyond the simple 5-pointed tool provided by TV.
The following chart uses the the full suite of techniques. We see a neat, fully-qualified at a major . I've identified the PRZ lines in orange and annotated each on the sides.
Note that the operative word in PRZ is POTENTIAL.
I personally don't trust harmonics, but this one is really clean and tempting..