Here is another plot layer: trying to discover the connection between the Senator's mistress and the victim
1. Drew tries to write or call the senator and is blocked by the secretary
2. the aide agrees to meet with her for coffee
3. when Drew is leaving her building at nighttime, she is stopped by the senator and his driver, a man from Russia, and tells her that is connection is related to a congressional subcommittee that is looking into psychiatrists who didn't report their earnings from pharmaceutical companies and the victim's husband was one of them. The intern had decided to do some investigating on her own to impress him; he still denies that he had an affair with her.
4. Drew looks into subcommittee's reports and finds that he is telling the truth