When interest in the gold rush peaked , he set up his swindle operations in Skagway .
When interest in the gold rush peaked , he quickly became the region 's underworld boss , just as he had done in Denver and Creede .
When interest in the gold rush peaked , he set up his swindle operations in Skagway and quickly became the region 's underworld boss , just as he had done in Denver and Creede .