MARSHALLTOWN, Iowa (AP) — A man accused of stabbing his 70-year-old father in central Iowa is scheduled to be sentenced Monday. Marshall County District Court records say a jury found 45-year-old Brian Wengert guilty of willful injury, assault with intent to inflict serious injury and two other crimes. Authorities say Wengert stabbed his father several times during an Oct. 21, 2017, altercation at the State Center home they shared with Wengert’s mother. She was not injured.