Given scene/plot descriptions from movies or TV shows, and given a specific question about the scene, summarize the question into a title

In the movie Blue Jasmine by Woody Allen, Jasmine slept with Dwight without telling to Hal and they broke up. And she comes to Hal for accusing his relationship with a teenage girl, calls to the FBI and cuffs him. Why did Jasmine arrest Hal?
Why did Jasmine arrest Hal?