And the donkey of the day is...the Houston woman who hired Steven P. Knox -- a 32-year-old man whom she found on Craigslist -- to babysit her three young children. The woman said Steven took care of her kids for a few months earlier this year, until he sexually assaulting the her 6-year-old daughter. The girl said the assault occurred four times last June. Steven was arrested Thursday and charged withaggravated sexual assault of a child under the age of 14. He's free on $30,000 bond.