Here is the latest Iowa news from The Associated Press at 2:15 a.m. CDT

DES MOINES, Iowa (AP) — The Iowa Attorney General’s office has advised the Iowa Department of Public Health to halt implementation of a small section in the state’s new medical marijuana law amid legal concerns it could invite scrutiny from the federal government. The provision requires the state to license up to two “out-of-state” dispensaries before the end of the year. Those entities would have been expected to transport cannabis oil into Iowa, an unusual setup that is considered illegal under federal law.

BELLEVUE, Iowa (AP) — The funeral for an Iowa police officer attracted more than 500 people, including roughly 200 law enforcement officials. The Dubuque Telegraph-Herald reports that the funeral for 40-year-old Anamosa police officer Mitchell Kelchen was held Saturday.

IOWA CITY, Iowa (AP) — The fate of one of the oldest homes in Iowa City remains uncertain following the University of Iowa’s plan to purchase the property. The Iowa City Press-Citizen reports that university officials are seeking permission from the state Board of Regents to purchase the house and an adjacent apartment for $2.6 million. The building is a pre-Civil War house, which local historians say could’ve been built as early as the 1840s.

DES MOINES, Iowa (AP) — A Des Moines woman has been stabbed to death and police have charged her sister with murder. Police say officers and fire department medics were called at 1:14 a.m. Sunday to an apartment building. They found a woman lying in a common area hallway who had multiple stab wounds. The woman, later identified as 30-year-old Des Moines resident Lakeisha McDuffy, died at a hospital. Police charged the victim’s sister, 31-year-old Chicago resident Ieisha McDuffy, with first-degree murder.