Here is the latest Iowa news from The Associated Press

BOONE, Iowa (AP) — A historic bridge near Boone has partially collapsed into the Des Moines River. Officials with the Iowa Department of Natural Resources say the west side of the Wagon Wheel Bridge collapsed Thursday afternoon. The bridge was damaged in late February by flowing ice.

STORM LAKE, Iowa (AP) — Officials with the Iowa Department of Natural Resources have found an oily material leaking from a Storm Lake dredge. Storm Lake’s Public Works Department placed booms around the dredge Wednesday afternoon in an effort to contain the leak, but on Thursday DNR officials found the oil had escaped the booms and was spreading along the lake’s shoreline and in the marina. The city is regularly dredged to remove silt and improve water quality.

CEDAR RAPIDS, Iowa (AP) — An eastern Iowa man was sentenced to 30 years in prison after he admitted to receiving and possessing child pornography. U.S. Attorney Kevin Techau announced a federal district court judge in Cedar Rapids sentenced 43-year-old Michael Cottrell of Reinbeck to federal prison Thursday.

KANSAS CITY, Mo. (AP) — Buddy Hield scored 39 points, Ryan Spangler made a series of critical plays down the stretch and sixth-ranked Oklahoma beat Number 21 Iowa State 79-76 Thursday night in the Big 12 Tournament quarterfinals. Georges Niang matched a career-high with 31 points for the sixth-seeded Cyclones (21-11), who trailed by 14 midway through the second half before making it a game.