d for the source of the sound, not yet concerned.</p>
  <p> RIKER<br>
    Carmen... do you have some<br>
    construction started I don't know<br>
    about?</p>
  <p> CARMEN<br>
    No... what is that?</p>
  <p> They all look around as the sound becomes more<br>
    pronounced. They're puzzled... not really alarmed.</p>
  <p> RIKER<br>
    Data?</p>
  <p> DATA<br>
    I do not recognize the sound.</p>
  <p> He turns around, trying to catch its direction. The<br>
    WHIRRR is louder now, and 