Transcript for Church Massacre Survivor Shares Emotional Testimony
dylann roof trial. It was an emotional day in court Wednesday when a survivor of the church massacre told her chilling story. ABC's Steve osunsami is outside the courtroom with the details. Good morning, Steve. Reporter: Good morning to you, George. Closing arguments are happening at the courthouse behind me and we are expecting a quick verdict as soon as this afternoon. He's coming. He's coming. Reporter: Polly Sheppard was hiding under one of these tables at her bible study trying to avoid gunfire when she reached for her cell phone on the floor and called for help. There's so many people dead, I think. Oh, my god. Reporter: By this point several people in the room are already dead including the dear friend whose phone she was using to place the call. Did you see him at all? Yes, he's a young 21-year-old white dude. He's got it in his hand reloading. How many shots has he fired? I don't know. There's so many. Reporter: A white man was shooting black people at one of the oldest black churches in the country, miss polly as she's known in church the gunman was Gil who sat stone-faced in court and who police say is seen practicing with the same gun in his home. He asked me did I shoot you yet? I said, no. He said, I'm going to leave you alive to tell the story. Roof laughed, retelling the moment during this recorded confession. Do you remember telling that lady, I'm going to let you live so you can tell my story? Yeah, I remember saying that. Reporter: Sheppard says it's tough but she's trying to forgive. Took me a little while. I didn't forgive immediately. Reporter: For many friends and families of the church -- If there's ever a case where the death penalty this, is one. Reporter: Michael graham the brother of Cynthia told me something I will never forget. He said dylann roof should be executed because he took away Cynthia's dignity. That he tried to take away her blackness and for that and for Cynthia and for the eight other victims, he says, that cannot stand. Those emotions so powerful. Thanks very much.
This transcript has been automatically generated and may not be 100% accurate.