He offered them ten horses and some tobacco if they would accompany his party down the river below the great falls.

To this they made no reply.

Being still suspicious of these sullen guests, Captain Lewis made his dispositions for the night, with orders for the sentry on duty to rouse all hands if the Indians should attempt to steal anything in the night.

Next morning trouble began.

Says the journal:-- "At sunrise, the Indians got up and crowded around the fire near which J.Fields, who was then on watch, had carelessly left his rifle, near the head of his brother, who was still asleep.