 By early 1916, the Egan's Rats went to war with the depleted Bottoms Gang.The main cause was disgruntled Egan gangster Harry "Cherries" Dunn, who was angry that Tom Egan did little to help his imprisoned brother John.Dunn shot and killed original Egan gang member William "Skippy" Rohan inside Tom Egan's saloon on January 8, 1916.