The events of Bolsa and Sancho showed that William Morningstar had been missing for 3 weeks.
William Morningstar had been missing for 3 weeks and his family were very worried and anxious to find him. They therefore hired the private detectives, Sancho and Bolsa, to find him.
In conclusion, William Morningstar was missing for 3 weeks.
Find out more on Bolsa and Sancho at https://brainly.com/question/15212540.