texts: Positive saliva match.  The cup was definitely used since the original sweep.
labels: So we have two choices.  Either our suspect came back to the murder scene for a drink of water and I don't know anybody that thirsty or...  ...he <i>is</i> here.  We test again.  You're right, Hugo, this was a desperate act.  Someone had a lot to lose that night--perhaps their place in line.  I'd like the profiles of everyone with an upcoming mission.