The search for missing 11-year-old Xavior Harrelson returned to Montezuma Tuesday, where investigators began to search surveillance video for clues. Agents with the Iowa Division of Criminal Investigation were seen leaving the trailer where Xavior lives with his mother. Sign up for our Newsletters According to Iowa DCI agent Mitch Mortvedt, investigators continue to canvas Montezuma review footage from a dozen surveillance cameras. “We've asked.