The Beaver County District Attorney's Office is asking the public for help in solving the murder of Rachael DelTondo, a 33-year-old Pennsylvania teacher who was shot dead in her driveway on Mother's Day of 2018. District Attorney David Lozier recently told reporters that DelTondo's former student Sheldon Jeter is the prime suspect in her murder, but noted that the case is not prosecutable due to a lack of evidence, according to ABC affiliate WTAE. It's been alleged that Jeter and DelTondo had be