Here is the latest Iowa news from The Associated Press…

AMES, Iowa (AP) — Police in central Iowa have announced charges against four men in the 2017 shooting death of a 21-year-old man in his Ames apartment. Ames police say in a news release Friday that 24-year-old Albrea Winfrey, 25-year-old Jordan Bryant, 28-year-old Anthony English and 25-year-old Demario Woods, all of Des Moines, have been charged with first-degree murder in the November 2017 death of Xavier Shepley.

DES MOINES, Iowa (AP) — Iowa Labor Commissioner Michael Mauro says he will retire amid controversy, following a long career in public service. The announcement comes amid allegations that Mauro and top aides oversaw a hostile work environment and retaliated against whistleblowers. Mauro says he’ll retire April 1, with four years left in his second six-year term as commissioner following his 2011 appointment by Gov. Terry Branstad

LE MARS, Iowa (AP) — A man convicted of killing his sister in northwest Iowa has been sentenced to 50 years in prison. The Sioux City Journal reports that District Judge Jeffrey Neary handed down the sentence Friday in the case against 36-year-old Thomas Bibler. Neary presided over Bibler’s nonjury trial last month, finding Bibler guilty of second-degree murder in the June 11, 2016, stabbing death of 27-year-old Shannon Bogh, of Le Mars.

DES MOINES, Iowa (AP) — Former Iowa Sen. Jeff Danielson says he has taken a job as a regional state policy director for the American Wind Energy Association, a national trade group for the wind energy industry. Danielson, who unexpectedly resigned Feb. 14 after 15 years in the Senate, says in a statement released Friday he will work to help expand wind power in the organization’s 12-state central region. By state law, however, he is prohibited from lobbying Iowa lawmakers for two years.