Conversation so far:
When did Black Dahlia move to California?
In December, at age 18, Elizabeth Short relocated to Vallejo to live with her father.
Why did Black Dahlia move to California?
Elizabeth Short's mother received a letter from her presumed-deceased husband, which revealed that he had started a new life in California. Short relocated to live with her father.
How did Black Dahlia's father fake his death?
Elizabeth Short's father's car was found abandoned on the Charlestown Bridge, and it was assumed that he had committed suicide by jumping into the Charles River.
What happened to Black Dahlia upon her arrival to CA?
Arguments between Elizabeth Short and her father led to her moving out.
What part of CA did Black Dahlia move to initially?
Elizabeth Short relocated to Vallejo.
Did Black Dahlia stay in California long?
Elizabeth Short was arrested on September 23, 1943 for underage drinking. The juvenile authorities sent her back to Medford, but she returned instead to Florida.
Are there any other interesting aspects about the Black Dahlia article?
Elizabeth Short relocated to Los Angeles in July 1946.

Question: Why did she go back to California?
Self-contained rewrite: Why did Black Dahlia go back to California?