Query: When were the 30 team members sworn in?
Context: The Beijing Olympic Organizing Committee sent out a team of 30 unarmed attendants selected from the People's Armed Police to escort the flame throughout its journey. According to Asian Times, sworn in as the "Beijing Olympic Games Sacred Flame Protection Unit" during a ceremony in August 2007, their main job is to keep the Olympic flame alight throughout the journey and to assist in transferring the flame between the torches, the lanterns and the cauldrons. They wear matching blue tracksuits and are intended to accompany the torch every step of the way.