The youngest child, a 4-year-old boy, died after Wendy Tolbert allegedly stabbed him and his two siblings before setting the house on fire.

A Chicago woman is now facing charges after her 4-year-old son was killed and two other children were injured in a stabbing and arson fire on the Northwest Side, police said.

A 4-year-old boy died after a woman allegedly stabbed multiple people inside a Logan Square residence before setting the home on fire Friday morning, police said.