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

DES MOINES, Iowa (AP) — Farmers and agricultural economists are worried that president Donald Trump’s trade, immigration and biofuels policies will cost farms billions of dollars in lost income and force some out of business. Even before Trump began talking tariffs earlier this year, the country’s overall farm income was expected to drop to just under $60 billion, or about half of what it was five years ago.

MASON CITY, Iowa (AP) — A Minnesota company is studying the feasibility of moving a historic northern Iowa train depot that otherwise faces demolition. The Globe Gazette reports that Thein Moving Co. has begun a feasibility study on relocating the Mason City Depot. The city’s planning and zoning manager says the study will determine if the building can be moved and how much it would cost. She says the study costs $4,800.

DES MOINES, Iowa (AP) — A teenage father is facing charges after his 8-month-old girl died after being hospitalized with serious injuries. Des Moines Police say the girl was taken to the hospital Friday afternoon with internal injuries and head trauma. She died Saturday evening, and her 17-year-old father was charged with first degree murder and child endangerment.

OMAHA, Neb. (AP) — The amount of water being released into the lower Missouri River will likely remain above normal throughout the summer and fall to reduce the amount of water held in reservoirs along the river. The U.S. Army Corps of Engineers increased the amount of water being released from Gavins Point Dam on the Nebraska-South Dakota border in late June because more spring rain and more snow fell in the mountains.