 And Lakin digs deep into this case. He goes up there. He learns the engineering. He calculates the speed of the river and the speed of the steamship. By this time, he had become a steamship pilot himself on the Sangamon River. And he convinces most of the jury that it was most likely not the bridge was an obstruction, but it was either negligence or intentional to try to block bridges from being built across the Mississippi River.