(Cayce, SC) -- The Cayce Department of Public Safety is continuing the search for missing six-year-old Faye Marie Swetlik.
They've released surveillance video from inside her school bus, showing her arriving at her bus stop on Monday.
Officials say her family is cooperating with the investigation, but would not comment on if they were being asked to take polygraph tests.
Officials will be holding daily press briefings to publicly update the status of the investigation.