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:
| Episode # | Country | City | Martial Art/Style | Masters | Original Airdate |
| --- | --- | --- | --- | --- | --- |
| 1.1 | China | Dengfeng | Kung Fu ( Wushu ; Sanda ) | Shi De Yang, Shi De Cheng | December 28, 2007 |
| 1.2 | Philippines | Manila | Kali | Leo T. Gaje Jr. Cristino Vasquez | January 4, 2008 |
| 1.3 | Japan | Tokyo | Kyokushin Karate | Yuzo Goda, Isamu Fukuda | January 11, 2008 |
| 1.4 | Mexico | Mexico City | Boxing | Ignacio "Nacho" Beristáin Tiburcio Garcia | January 18, 2008 |
| 1.5 | Indonesia | Bandung | Pencak Silat | Rita Suwanda Dadang Gunawan | January 25, 2008 |
| 1.7 | South Korea | Seoul | Hapkido | Kim Nam Je, Bae Sung Book Ju Soong Weo | February 8, 2008 |
| 1.8 | Brazil | Rio de Janeiro | Brazilian Jiu-Jitsu | Breno Sivak, Renato Barreto Royler Gracie | February 15, 2008 |
| 1.9 | Israel | Netanya | Krav Maga | Ran Nakash Avivit Oftek Cohen | February 22, 2008 |
Question:
When did the episode featuring a master using Brazilian jiu-jitsu air?
Answer:
February 15, 2008