Treasury prices advanced overnight. Not really sure how the debt mrkt has been affecting the commodity mrkt though lately.
Re: natty, I think we'll see a $5 handle soon.
Re: crude, I think we'll see $30 alot sooner than I had thought.
I don't think ETFs are permitted to own physical.
UNG is natgas futs.
USO is energy (crude & products) futs.
I don't think either of those contain equities.