The Chinese scientist would make his move once the attack started.

You have the most anxiety about 10 minutes after the attack starts.

"And how do I determine that the attack has started?"

They were all seized in their homes at the same hour the attack started.

That was close to 11:30 pm, more than four hours after the attack started.

After that, according to the scenario, the real attack would start.

An attack starts suddenly and may last from 5 to 20 minutes.

This attack started several fires, but these were quickly brought under control.

About 10 minutes after their last visit, she said, the attack started.

The attack started in the early hours of the morning and ended at 2pm the same day.