A trial is ongoing for Michael Dutkiewicz, accused of killing his 25-year-old girlfriend, Alyssa Wiest, a microbiologist in West Conshohocken.
The prosecution presented Ring video footage from Wiest's home, showing her running and screaming before being shot.
The video shows Dutkiewicz catching up with Wiest, followed by gunshots.
Jury deliberations could begin tomorrow. Author's summary: Man on trial for killing girlfriend.