Dateline: Rappanoc, Maryland -- The Ashcroft Estate

1. You could take it and, when the police arrive, have it analyzed.
2. Or you could have it fingerprinted.
3. Of course, you'll smudge any fingerprints on it if you take it.
4. If you leave it alone, Smythe will clean it up and throw it away in the kitchen.
5. Send the Detective to the kitchen to examine the glass.
6. If Muhammad won't go to the mountain...
7. Take the trash basket to the Detective, then ask that the glass be fingerprinted.