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

DES MOINES, Iowa (AP) — State budget experts say revenue for the current fiscal year is expected to grow 1.4 percent to total $7.97 billion and next year will see a 2.7 percent increase, taking the state tax collections just over $8.18 billion. The revenue growth estimates are significantly slower than last year’s 6.4 percent expansion but that was driven in part by tax policy changes.

DES MOINES, Iowa (AP) — The mother of a 4-year-old boy who shot himself after finding an unsecured gun in her vehicle has been sentenced to a year of probation. Polk County court records say 28-year-old Rachel Rowe also was fined $315. The boy found the .45-caliber handgun inside another container in her vehicle and shot himself in an upper arm.

MARION, Iowa (AP) — Work has begun to expand the airport runway in the Cedar Rapids suburb of Marion. The Gazette reports a groundbreaking ceremony was held last week for the $1.7 million project. The work will widen the runway from 23 to 60 feet, meeting the standards of a basic service airport. And additional $400,000 is being spent to replace lighting. The project is being funded by a $424,000 grant from the Iowa Department of Transportation and city bonds.

DES MOINES, Iowa (AP) — Backers of a skateboard under construction in downtown Des Moines say they have reached their $6.3 million funding goal. The Lauridsen Skatepark will be the nation’s largest when it’s completed in spring 2020. The 88,000-square-foot skate park is being built on five acres of land between Second Avenue and the Des Moines River.