1.   A blood trail leading away from two bodies slashed by a single assailant.

2.   A single assailant was suspected in all of those attacks because victims gave similar descriptions of the man and fingerprints from several of the scenes matched.

3.   Lange has made a forceful case for a single assailant and has largely debunked the defense theory that the slayings were drug-related.

4.   Levin had been bound, they said, and since he was in good physical shape, he might have been able to fend off a single assailant.

5.   The shoe prints suggest a single assailant committed both murders, Lange and Bodziak agreed.

6.   He said that the small-arms fire came from a single assailant, but that there may have been more people in the group.

7.   Kutluay said authorities were considering the possibility that a single assailant may have carried out both.

8.   The similarities have led police to look for a single assailant, RAI said.