Here is the latest Iowa news from The Associated Press

COUNCIL BLUFFS, Iowa (AP) — A Council Bluffs teenage driver is facing charges after an investigation indicated she had drugs in her system during a rollover crash that killed one of her passengers. Police say a 16-year-old girl was arrested and charged with motor vehicle homicide by driving while under the influence and reckless driving in connection with a Dec. 4 crash on Interstate 80 in Council Bluffs.

DES MOINES, Iowa (AP) — Iowa lawmakers have approved legislation over taxes that supporters say will help people and businesses, but critics argue the move will cut needed state revenue. The legislation would conform Iowa’s tax laws to federal changes for the 2015 tax year. It would also expand sales tax exemptions for manufacturing. The legislation heads to Gov. Terry Branstad.

Six former students have filed a lawsuit alleging that an Iowa boarding school kept them in isolation boxes for days at a time, allowed sexual abuse and provided inadequate medical care. Several of their parents also joined the lawsuit against the now-closed Midwest Academy in Keokuk, Iowa and its owner, Benjamin Trane. The parents allege the high-priced school for troubled teens made false representations to induce them to enroll their struggling children, then failed to “provide appropriate and quality education, medical and therapeutic services.”

IOWA CITY, Iowa (AP) — The inmate population has dropped over the past three years at the Johnson County Jail, and officials credit the Jail Alternatives program. Bookings dropped to fewer than 5,300 last year, compared with more than 5,900 in 2014 and more than 6,400 in 2013. The program focuses on people who don’t pose a danger or whose issues would be better addressed by other county services.