It’s been three weeks since Charlie Kirk's assassination at a Turning Point USA event at Utah Valley University, where nearly 3,000 people had gathered. While the case against Robinson seems like an open-and-shut case, a prominent Utah defense attorney says the case is already showing signs of vulnerability. AdvertisementThe problem for prosecutors lies in the details of Robinson’s movements after the shooting. Then there’s the matter of the text messages prosecutors are holding up as evidence. While conspiracy theories explode on social media within minutes of tragedies like this, they won’t do much for Robinson’s defense unless attorneys can show hard proof.