US embassy holds ceremony to mark 10th anniversary of 9/11

The video starts with a countdown and transitions into a story about a man who unexpectedly had to work on a day he wasn't scheduled. He volunteered to replace someone, but it turned out that the replacement wasn't needed, and he had to work instead.

What does the speaker do at the beginning of the video?

• Explains the topic

• Shows a diagram

• Introduces a guest

• Starts a countdown

According to the speaker's sister-in-law, what was unusual about the work schedule?

• The speaker forgot the schedule

• The speaker was late

• The speaker had a day off

• The speaker offered to replace someone

What was the outcome of the work replacement offer?

• The replacement was canceled

• The replacement was accepted

• The original person had to work

• The speaker took a day off

Who was supposed to work according to the initial plan?

• A colleague

• The speaker's sister-in-law

• The person being replaced

• The speaker

What was the unfortunate event mentioned in the video?

• The speaker missed an important meeting

• The replacement was not needed

• The speaker was late

• The speaker got sick