Unlike the S&P futures (which only has the look of a 3-wave decline—which is why I labelled it as an orange “A” here), the Nasdaq 100 futures lacks that defect, as it made a lower high on 6/28 (green arrow in the chart below), which gives us a full 5-wave decline (instead of only 3).
That should be an impulse wave of some kind, and I have labelled it as green “1” below.
Now, it it is possible that green “2” is an expanded flat, with “2” coming back to revisit the “4” of the prior (blue) degree, which is common: