Shockingly, this wasn’t the first attempt on Alan Helmick’s life. Just months prior, someone set his car on fire — while he was inside the vehicle. Now investigators wondered if someone from Alan’s past business dealings was after him. These concerns only escalate when, weeks after Alan’s death, a chilling warning arrives at Miriam’s doorstep, leaving many to wonder if she was the killer’s next target. Stream the newest 20/20 “Run, Run, Run” full episode on Hulu under Season 47, Episode 15.