What are toothbrushes good for? Primarily…fighting tooth decay, though they can also help to clean awkwardly shaped items like jewellery or…in a pinch… to get crumbs out of the toaster. But what about solving a murder? When Francisca Perea Dominguez, 42, was found stabbed to death in her apartment in Aurora, Colorado, all they had to go on initially was that the last man to see her alive was wearing a white cowboy hat. Ultimately it wasn’t the murder weapon, or an eyewitness that placed the murderer at the scene of the crime but instead, an item we all (hopefully) use twice a day,everyday. The humble toothbrush. If you want to listen to Smoking Gun COMPLETELY ad-free, and help to support the show, then please subscribe to our channel. What's The Story? Crime is your home for the very best in true-crime podcasts. You can get early access to series, bonus episodes, ad-free listening and even exclusive series you can't hear anywhere else. And if you love the show, your subscription helps to fund the episodes. As well as Smoking Gun, there's a whole collection of shows on What's The Story? Crime. From the stories of the most pivotal assassinations throughout history, to series' about long-term missing people, limited series about extraordinary conmen, and investigations into miscarriages of justice - What's The Story? Crime has you covered. To accompany Season 4, we're launching a new spin-off show called 'Under The Microscope', which is exclusive to subscribers. In it, you will hear Smoking Gun host Tracy Alexander interviewing some of the brightest minds in the word of forensic science, and revealing exactly what they do. Signing up is quick and simple. If you're listening on Apple Podcasts, just search for What's The Story Crime, sign up, and all the exclusive content will be in your Apple Podcasts app. If you're listening on Spotify, Amazon, Castbox, Pocketcasts, or any other player - you can sign up directly here : WTS CRIME With a couple of clicks, you'll receive all the exclusive content in your chosen platform. Smoking Gun is a What's The Story original podcast series. This episode is narrated by Sarah Henderson & Tracy Alexander Hosted on Acast. See acast.com/privacy for more information.