September 28, 2013 5:30 pm How Pet DNA Can Help Solve Crimes Police are turning to a new tool to solve crimes — using pets and their DNA. One lab is helping catch killers across the country. Elizabeth Wictum with the Veterniary Genetics Lab at UC explains how. US & World Videos 2:45 Creators worried after House passes bill that could ban TikTok 2:44 House representatives introduce bill to ban TikTok from U.S. app stores 0:44 How to turn off noises on the Facebook app 1:45 What is ‘quishing'? 2:40 AI might be affecting your next job interview