Complex sentence: In April 2007, Scarlett's frustrations with the McKay family spilled over and she attempted to run Hunter down in her Dad's SUV and left Ferndale soon after, but the impact on Sophie was much greater.
Split into simpler sentences: In April 2007, Scarlett's frustrations with the McKay family spilled over and she attempted to run Hunter down in her Dad's SUV. Scarlett left Ferndale shortly after, but the impact on Sophie was much greater.