If you agree that this is shameful exploitation of a senseless murder, please tweet this: Mollie Ziegler Hemingway wants to pin a murder on Prop 8 backlash. Don’t let her. http://bit.ly/byhv0b #MZHemingway #GetReligion #Mormon And leave a comment at Mollie’s post. Thanks. P.S. The below ad currently displays next to…