1.   How did the murderer poison the victim?

2.   Did he poison the victim?

3.   He said it was possible that the victims had been poisoned, although he said the lab reports from quick autopsies on some victims had not been released.

4.   Other officials did not rule out the possibility that the victims were poisoned.

5.   There has been much speculation that many victims were poisoned, particularly because many corpses show no sign of violence at all.

6.   A noodle-shop employee arrested on suspicion of poisoning the victim is still being held in a custodial ward at Queen Elizabeth Hospital.

7.   He said the three, who were not identified, admitted poisoning the victim and burying him still alive in a shallow grave outside Lilongwe.

8.   Police suspect the victims were poisoned when Brazilian authorities sprayed the cocoa with insecticide, a routine practice.

9.   The environmental department also plans to build dams to contain mercury waste from the mines and establish a fund to help mercury poisoning victims, he said.