BOONE, Iowa (AP) — Authorities in central Iowa say they kept a high school evacuated and briefly placed several other schools on lockdown because they received an unconfirmed threat. The threat yesterday was an unconfirmed report of an intruder at Boone High School. Officials say the threat was received by email.

IOWA CITY, Iowa (AP) — An Iowa City mother arrested after her toddler son was found legally drunk has been given a suspended prison sentence of up to 10 years. The sentence means Natasha Kriener will only go to prison if she violates the conditions of her three-year probation term. She has already served 104 days behind bars.

DES MOINES, Iowa (AP) — Democratic lawmakers say a survey they sent to superintendents shows many expect teacher layoffs and class size increases if the Legislature doesn’t increase state aid by a March 1 deadline. Sen. Herman Quirmbach and Rep. Sharon Steckman held a news conference yesterday to announce results of a survey sent to 348 school districts.

WATERLOO, Iowa (AP) — Authorities in northeast Iowa say a man was injured when the machinery he was driving was hit by a train. The Black Hawk County Sheriff’s Office says Rick Wermerskirchen of Waterloo was driving a county-owned road grader that was crossing railroad tracks yesterday near Jesup. A Canadian National Railroad train then hit the road grader.