<p>Emergency services said they suspected human trafficking was involved after eight people were found dead and 20 others were found injured in a trailer</a> which was parked outside a Walmart in San Antonio, Texas, in the early hours of Sunday, July 23.</p><p>San Antonio Police Chief William McManus briefed media at the scene, saying the driver of the truck had been arrested.</p><p>He said there appeared to be a mix of juveniles and people in their 20s and 30s inside the trailer. Credit: San Antonio police via Storyful</p><br />
