Here is the latest Iowa news from The Associated Press at 3:30 a.m. CDT

UNDATED (AP) — The state of Iowa has released documents that appear to support the claims of two men who said they were just doing their job testing security when they were arrested on suspicion of breaking into a courthouse. The men were working for Colorado-based cybersecurity company Coalfire when they were arrested inside the Dallas County Courthouse on Sept. 10. The state has said it hired Coalfire to test only the security of electronic access to court records, not to force “entry into a building.”

DES MOINES, Iowa (AP) — More than 200 Iowa scientists from 38 Iowa colleges and universities have signed on to a climate change statement that warns of “sobering extreme heat projections” for the Midwest that will put people, livestock and pets at risk. The statement released Wednesday says he World Meteorological Association identified July as the hottest month in more than 140 years of record-keeping.

DUBUQUE, Iowa (AP) — A prosecutor says an Iowa man accused of using a corn rake to kill his wife was irate over her affair and fearful he’d lose their farm if she divorced him. Testimony resumed Wednesday after opening statements for the trial of 43-year-old Todd Mullis. He’s charged with first-degree murder in the slaying of 39-year-old Amy Mullis on Nov. 10 at the farm west of Dubuque. He claimed she accidentally fell on a corn rake, but prosecutors say evidence showed she’d been stabbed in the back with it.

DES MOINES, Iowa (AP) — Bernie Sanders’ Iowa political director has departed his 2020presidential campaign, leaving him without a key staffer in the first-in-the-nation caucus state. Jess Mazour was announced as Sanders’ Iowa political director in March and was let go from the team in recent weeks. A Sanders aide on Wednesday confirmed Mazour’s departure on condition of anonymity. The aide wasn’t authorized to discuss personnel matters.