​James Kraig Kahler’s 11-year-old son testifies that he witnessed his father shoot his mother

James Kraig Kahler‘s 11-year-old son testified Tuesday at  a preliminary hearing that

he witnessed his father fatally shoot his mother. The Topeka Capital-Journal reported that Kahler’s son was cleaning coins with his mother when his father barged into the home and shot his mother with a deer rifle.

‘

Kahler, who goes by his middle name and is Columbia’s former water department director, is charged with four counts of capital murder in the November 2009 killings of his 44-year-old ex-wife, Karen; her 89-year-old grandmother, Dorothy

Wight; and the couple’s 18- and 16-year-old daughters, Emily and Lauren.