1.   We think the killer went in there to clean up immediately after striking the blow.

2.   And sure enough, the killer does go after each of them in successive scenes that are powerfully dramatic and cleverly worked out.

3.   And where did the killer go?

4.   A wrongful conviction, of course, means that the real killer has gone free.

5.   But the real killer went undetected.

6.   In the end, they exited their deliberations empty-handed and a killer went unpunished.

7.   In murder cases, that means killers can go free, police say.

8.   It would be a tragedy, he said, to let the killers go free because of what he called technical differences over the shape of a tribunal.

9.   Just as horrifying, the killer went out of his way to taunt police and threaten more slayings.