Here is the latest Iowa news from The Associated Press at 3:40 a.m. CDT

DES MOINES, Iowa (AP) — Three additional cases of a dog disease that can be passes to humans have been linked to an Iowa breeder. The Iowa Department of Agriculture and Land Stewardship says three additional cases of canine brucellosis have been confirmed in dogs linked to a commercial breeding facility for small dogs in Marion County.

LINCOLN, Neb. (AP) — Nebraska voters may decide next year whether to legalize casino gambling in a ballot measure that could tip the number of states that allow commercial gambling into the majority. Supporters of legalized casinos have launched a petition drive to place the issue on the 2020 ballot with financial backing from the economic development corporation owned by the Winnebago Tribe of Nebraska. The National Conference of State Legislatures says 25 states allow commercial casinos.

DES MOINES, Iowa (AP) — Police have identified a man shot to death this week in the Kirkwood Glen neighborhood of Des Moines. Police say in a news release that the victim is 41-year-old Earl Marcello Caldwell, of Des Moines. The shooting happened Friday afternoon, when officers and medics were called to the area for a report of a shooting and found Caldwell suffering from a gunshot wound. He was taken to an area hospital, where he died.