Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Title | Original story author | Director | Original U.S. air-date | Original Canadian air-date |
| --- | --- | --- | --- | --- |
| " A Clean Escape " | John Kessel | Mark Rydell | August 4, 2007 | November 11, 2007 |
| "The Awakening" | Howard Fast " The General Zapped an Angel " | Michael Petroni | August 11, 2007 | November 25, 2007 |
| " Jerry Was a Man " | Robert A. Heinlein | Michael Tolkin | August 18, 2007 | November 18, 2007 |
| " The Discarded " | Harlan Ellison | Jonathan Frakes | August 25, 2007 | December 16, 2007 |
| " Little Brother " | Walter Mosley | Darnell Martin | Not scheduled | December 2, 2007 |
| "Watchbird" | Robert Sheckley | Harold Becker | Not scheduled | December 9, 2007 |
Question:
What is the Original U.S. air-date for the Original Canadian air-date of december 9, 2007?
Answer:
Not scheduled