Given the task definition and input, reply with output. 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.

Passage: "I certainly disapprove of this latest aspect of the plan," said Sally Regenhard who lost her son on Sept. 11 terror attacks, arguing that they still need a comprehensive assessment of the entire site, and overall plan, instead of making up plans as construction goes along. In a letter to Mayor Michael Bloomberg Wednesday, Deputy Mayor Ed Skyler outlined a year-long planned search of buildings, rooftops and streets for human remains.
What event has already finished?