Complex sentence: Katie is from an area in the south side of Chicago famously known as the "Low End," an area of the city largely characterized by poverty, violence, incarceration, murder, and at-risk behaviors.
Split into simpler sentences: Katie is from an area in the south side of Chicago famously known as the "Low End". This is an area of the city largely characterized by poverty, violence, incarceration, murder, and at-risk behaviors.