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

DES MOINES, Iowa (AP) — A coalition of agriculture, business and conservation leaders say they support a plan to increase Iowa’s sales tax to raise money for water quality and other natural resources programs. The Des Moines Register reports members of Iowa’s Water and Land Legacy Coalition on Monday proposed raising the tax by three-eighths of a cent. Organizers will push their plan at the upcoming legislative session. Members of the coalition include the Iowa Soybean Association and Iowa Natural Heritage Foundation.

CEDAR RAPIDS, Iowa (AP) — Linn County supervisors have voted to raise the county’s minimum wage a dollar on Jan. 1 the next three years, taking the wage to $10.25 an hour in 2019. The board voted 4-1 Monday for the measure after its third and final reading. Johnson County was the first county in Iowa to raise its minimum wage.

LECLAIRE, Iowa (AP) — Authorities have released the names of two people who were killed when their motorcycles collided with an SUV in eastern Iowa’s Scott County. The Scott County Sheriff’s Office identified the motorcyclists who were killed Sunday as 57-year-old William Bruce Griffith of Davenport and 59-year-old Ronald Gene Fox of Blue Grass.

DES MOINES, Iowa (AP) — Des Moines police say an 18-year-old driver will face a vehicular homicide charge for the death of a 12-year-old who was injured in a three-vehicle crash. Police said Monday that Fernando Lopez Aguilar already was charged with three counts of serious injury by reckless driving and that one of them will be amended to homicide because of the child’s death. Court records don’t list an attorney for Lopez Aguilar.