You can see in the photo, a Cyan line going across the Russell Index.

I have found that the carry trade is alive and well in the US Futures markets, as of about

06/07 the Yen Currency Futures market has a direct implication on US Index futures market, when you add the Yen on the same scale in your chart of the index there is a 90% chance when they cross it is a buy or sell signal.

I use this set-up on a daily basis and it has proven to be very effective.

I am not sure why this has been only of late, it may be to hedge currency risk in the Yen carry trade due to the Dollars recent collapse agents all the worlds currencies