Activation of the Transport Pad can forcibly summon all those who have been brought into this reality to and from any given location (as has been used before in the past). Advanced warning should have come from the AI and those working on the Transport pad in the week coming up to this point, but it's been known for even longer that there would be a mission to tie up the rest of the loose ends relating to the missions run to control and guide genetic manipulation and cloning efforts in the history of this world.