DJIA is at the PRZ of a Bullish Harmonic Pattern AB=CD which coincides with the Ichimoku support both weekly as well as daily. Failure to hold 26000 will trigger a medium term correction in it. For now resistance at 26800/27100/27500.
DJIA is at the PRZ of a Bearish Harmonic Butterfly which suggest it could retrace till 27000. Pattern would be negated above 28600
Harmonic Trading Patterns work as reversal signals based on Fibonacci ratios, Butterfly is one such pattern.