What does Acts 20:9 mean?

A young man named Eutychus was sitting in the window. As Paul kept talking, Eutychus got sleepier and sleepier, and finally he fell asleep and tumbled out the third-story window. When they picked him up, he was dead. Acts 20:9 - Modern Text Bible

(A tragic accident happens as a young man falls asleep during Paul's long talk and falls to his death.)