Here's another reason not to like them

Analysts at BMO note that September 15 is the start of a seasonal drag in bonds. That means higher yields into December.

That's something that could also mark a low in USD/JPY and would be generally risk positive.

Here's another reason not to like them

The election is obviously going to overshadow that but it's still notable.

The US Treasury will sell 20-year bonds at the top of the hour. The when issued market has them priced at 1.220%-1.210% on the bid/ask.