Detailed Instructions: In this task, a passage will be given and the goal is to generate a question about temporal relations based on that passage. A temporal relation describes the relation between two things with respect to time e.g., something happens/starts/terminates/... immediately/shortly/usually/... before/after/during/... something else.
Your question should include an event, or ask about an event, and should not be a yes/no question.
Q: Passage: The official Guangzhou Daily newspaper did not give the name or title of the official or specify when he had been detained but said he had been arrested for his decision to open fire on the villagers' demonstration. China on Saturday broke its silence on the protest, acknowledging demonstrators were killed when police opened fire and put the death toll at three -- far fewer than the dozens described by residents.
A:
What event has already finished?