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

AMES, Iowa (AP) — An Iowa State University graduate student accused of sexually assaulting a woman in April at his apartment has pleaded guilty to assault with intent to commit sexual abuse. The Des Moines Register reports that 33-year-old Jona Paulus entered the plea Monday. In exchange, the court agreed to sentence Paulus to 90 days in jail with credit for time served. Paulus also must register as a sex offender for the rest of his life.

CLIVE, Iowa (AP) — The Iowa Lottery says a group of 34 workers at Collins Aerospace, which designs and makes aircraft components, won a $1 million top prize in a special lottery promotion to give away an unclaimed Powerball prize. A winning $1 million Powerball ticket was bought in Nevada last year, but never claimed before expiring in April. Under state law, the money from unclaimed lottery prizes goes into prize pools for future games and promotions.

IOWA CITY, Iowa (AP) — A state board has ruled the Iowa Board of Regents didn’t negotiate in good faith with unions from two public universities because it delayed negotiations until passage of a law limiting public employee bargaining rights. The Iowa City Press-Citizen reports the Public Employment Relations Board ruled last week that the regents deliberately delayed holding meetings with the Campaign to Organize Graduate Students at the University of Iowa and United Faculty at the University of Northern Iowa.

DES MOINES, Iowa (AP) — Iowa Gov. Kim Reynolds says “a lot of factors” went into her decision to seek the resignation of the Iowa Department of Human Services director. Jerry Foxhoven resigned Monday without an explanation. A day later, Reynolds would only say she wanted to go in a new direction with the agency. On Wednesday, Reynolds noted she’s reshaping her management team as a new fiscal year begins. Asked why she wanted a change at DHS, Reynolds said, “There are a lot of factors that went into that decision.”