Mother Accused Of Slashing Boys' Throats

Story here. Excerpt:

'Less than a year after four strangers risked their lives to save Michelle Kehoe and her sons from an icy Iowa River, the mother is accused of slashing the two boys' throats and leaving them to die.

Kehoe's 2-year-old son was found dead the morning of October 27 outside the family's van, which was parked a short distance from the Hook-n-Liner pond in Littleton, Iowa.

Her 7-year-old son was injured but still alive inside the van. He was rushed to the hospital for surgery, according to the Iowa Department of Public Safety.
...
Some act on genuine psychotic delusions, as jurors determined to be the case with Texas mother Andrea Yates, who told doctors she drowned her five children because God told her to do so. Others can be motivated by selfish reasons: Susan Smith's alleged motive for killing her children was that she perceived them to be an obstacle in her relationship with her boyfriend.'