Then I did exactly what I was supposed to do:
According to that site above:
I moved to the right when I slowed to 69 and felt I was impeding the movement of faster traffic behind me.Nevada:
Slow-moving vehicles must move right if "imped[ing] ... movement of traffic." Effective July 1, 2017, a vehicle in the left lane of a controlled access highway must move right when a faster vehicle approaches.