$spx 60min chart (圖)

wave 2 of (3) is completing, next is wave 3 of (3), that will be a real crash.
on 8/4, the rising bearish wedge trendline is broken, it means the end of wave C of 2 and start of the wave 3 of (3) crash. If the next 3 waves retrace cannot higher than the previours top as circled, then that will confirmed the down trend.