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:
| Week | Date | Opponent | Result | Attendance |
| --- | --- | --- | --- | --- |
| 1.0 | September 2, 1979 | at Minnesota Vikings | L 28-22 | 46539.0 |
| 2.0 | September 9, 1979 | Dallas Cowboys | L 21-13 | 56728.0 |
| 3.0 | September 16, 1979 | at Los Angeles Rams | L 27-24 | 44303.0 |
| 4.0 | September 23, 1979 | New Orleans Saints | L 30-21 | 39727.0 |
| 5.0 | September 30, 1979 | at San Diego Chargers | L 31-9 | 50893.0 |
| 6.0 | October 7, 1979 | Seattle Seahawks | L 35-24 | 44592.0 |
| 7.0 | October 14, 1979 | at New York Giants | L 32-16 | 70352.0 |
| 8.0 | October 21, 1979 | Atlanta Falcons | W 20-15 | 33952.0 |
| 9.0 | October 28, 1979 | Chicago Bears | L 28-27 | 42773.0 |
| 10.0 | November 4, 1979 | at Oakland Raiders | L 23-10 | 52764.0 |
| 11.0 | November 11, 1979 | at New Orleans Saints | L 31-20 | 65551.0 |
| 12.0 | November 18, 1979 | Denver Broncos | L 38-28 | 42910.0 |
| 13.0 | November 25, 1979 | Los Angeles Rams | L 26-20 | 49282.0 |
| 14.0 | December 2, 1979 | at St. Louis Cardinals | L 13-10 | 41593.0 |
| 15.0 | December 9, 1979 | Tampa Bay Buccaneers | W 23-7 | 44506.0 |
| 16.0 | December 16, 1979 | at Atlanta Falcons | L 31-21 | 37211.0 |
Question:
In what Week is the Opponent the New Orleans Saints?
Answer:
4.0