Buck is broken in Seattle

“The man struck the shrewd blow he had purposely withheld for so long, and Buck crumpled up and went down, knocked utterly senseless.

"He's no slouch at dog-breakin', that's wot I say," one of the men on the wall cried enthusiastically.

"Druther break cayuses any day, and twice on Sundays," was the reply of the driver, as he climbed on the wagon and started the horses.”