She's referring to the Presidential Emergency Operations Centre which is this really cool bunker behind 10 feet of concrete and steel that's capable of surviving a nuclear blast, plus for your information, miss, it's the one room in the house that no one knows the location of.
Presidendi turvaruum, mida ümbritseb 10 jala paksune betoon ja teras, mis peab vastu igale rünnakule ja see on ainuke ruum, mille asukohta keegi ei tea.