Gee, that would be really hard to Google.

  - - (for lack of effort).

Update: Search Term: "the third degree"
Google's response: https://www.google.com/search?q=%22the+third+degree....

Content brief of first hit:

Third degree (interrogation) - Wikipedia, the free encyclopedia en.wikipedia.org/wiki/Third_degree_(interrogation)‎ The third degree is a euphemism for the "inflicting of pain, physical or mental, to extract confessions or statements". In 1931, the Wickersham Commission found ...

Afterthought: mid-part of first para probably should have been "...would have been really..."