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:
| Date | Site | Sport | Winning team | Series |
| --- | --- | --- | --- | --- |
| September 4, 2007 | Cedar Rapids | M Golf | Iowa State | Iowa State 2–0 |
| September 8, 2007 | Des Moines | Volleyball | Iowa State | Iowa State 4–0 |
| September 9, 2007 | Iowa City | W Soccer | Tie | Iowa State 5–1 |
| September 15, 2007 | Ames | Football | Iowa State | Iowa State 8–1 |
| November 10, 2007 | Peoria | M Cross Country | Iowa State | Iowa State 10–1 |
| November 10, 2007 | Peoria | W Cross Country | Iowa | Iowa State 10–3 |
| December 5, 2007 | Ames | W Basketball | Iowa State | Iowa State 12–3 |
| December 7, 2007 | Ames | W Swimming | Iowa State | Iowa State 14–3 |
| December 8, 2007 | Ames | M Basketball | Iowa State | Iowa State 16–3 |
| December 9, 2007 | Ames | Wrestling | Iowa | Iowa State 16–5 |
| February 22, 2008 | Ames | W Gymnastics | Iowa State | Iowa State 18–5 |
| March 7, 2008 | Iowa City | W Gymnastics | Iowa | Iowa State 18–7 |
| April 1, 2008 | Ames | Softball | Iowa | Iowa State 18–9 |
Question:
Which Series are on september 15, 2007?
Answer:
Iowa State 8–1