Writing Exercise, Part 2

We now have ten openings to stories about ace homicide detective Zack Martinez. Now we need each of the stories to be completed, presumably with Zack solving the case, but you aren't required to solve it if you have a better idea. Just don't kill off the star.

You can find the openings by clicking "Continue an opening" in the sidebar. You may conclude as many as you wish. Only one conclusion will be posted on the front page with each opening; others will be posted as comments. Sometime Saturday I