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

NORTH LIBERTY, Iowa (AP) — Former San Antonio Mayor Julian Castro is introducing himself to Iowa Democrats as a champion of universal health care and affordable housing as he moves toward a presidential campaign. Castro spoke with party activists Monday at a house party in North Liberty in his first trip to Iowa since forming an exploratory committee last month. Castro indicated that he would announce his presidential campaign Saturday in San Antonio.

CLINTON, Iowa (AP) — A firefighter who died while battling a blaze at a grain storage facility over the weekend is being remembered in the eastern Iowa communities he served. Mourners lined the streets of Clinton on Sunday as the procession transporting the body of 33-year-old fire Lt. Eric Hosette rolled through town. He died Saturday while fighting a fire at the ADM grain facility in Clinton. Another firefighter, 23-year-old Adam Cain, was injured.

COUNCIL BLUFFS, Iowa (AP) — A $7 million indoor turf facility for soccer and other sports is being planned for Council Bluffs. The 75,000-square-foot building would be erected just northwest of the Mid-America Center. The Daily Nonpareil reports that what would be called the Iowa West Sports Plex awaits a city Planning Commission vote Tuesday and a City Council vote likely later this month.

STORM LAKE, Iowa (AP) — A Minnesota supporter of President Donald Trump is facing a disorderly conduct charge stemming from a weekend altercation at an Iowa rally for Democratic Sen. Elizabeth Warren. Photos from Warren’s rally Saturday in Storm Lake show 58-year-old Randal Thom, of Lakefield, Minnesota, carrying a sign that read “Keep America Great.” Police say Thom was involved in an argument with Warren supporters that turned physical and included some punches. There were no injuries and no one else was arrested.