Lisa Murkowski actually said...

I think we have made upholding the Federal Government's trust responsibility a bipartisan priority, and it needs to continue to be so.

What I am trying to drill down though, is whether or not there is legally defined reference definitions.

It is my hope that we can continue our bipartisan tradition to prioritize the needs of Native communities.

It was around a lot earlier than that, but I think that was when we started really mapping it.