Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Chicago
Table title:
Sports
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Club </th><th colspan=1 rowspan=1 > League </th><th colspan=1 rowspan=1 > Sport </th><th colspan=1 rowspan=1 > Venue </th><th colspan=1 rowspan=1 > Attendance </th><th colspan=1 rowspan=1 > Founded </th><th colspan=1 rowspan=1 > Championships </th></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > Chicago Bears </th><td colspan=1 rowspan=1 > NFL </td><td colspan=1 rowspan=1 > Football </td><td class="highlighted"  colspan=1 rowspan=1 > Soldier Field </td><td colspan=1 rowspan=1 > 61,142 </td><td colspan=1 rowspan=1 > 1919 </td><td colspan=1 rowspan=1 > 9 Championships (1 Super Bowl) </td></tr>
<tr> <th colspan=1 rowspan=1 > Chicago Cubs </th><td colspan=1 rowspan=1 > MLB </td><td colspan=1 rowspan=1 > Baseball </td><td colspan=1 rowspan=1 > Wrigley Field </td><td colspan=1 rowspan=1 > 41,649 </td><td colspan=1 rowspan=1 > 1870 </td><td colspan=1 rowspan=1 > 3 World Series </td></tr>
<tr> <th colspan=1 rowspan=1 > Chicago Blackhawks </th><td colspan=1 rowspan=1 > NHL </td><td colspan=1 rowspan=1 > Ice hockey </td><td colspan=1 rowspan=1 > United Center </td><td colspan=1 rowspan=1 > 21,653 </td><td colspan=1 rowspan=1 > 1926 </td><td colspan=1 rowspan=1 > 6 Stanley Cups </td></tr>
<tr> <th colspan=1 rowspan=1 > Chicago Bulls </th><td colspan=1 rowspan=1 > NBA </td><td colspan=1 rowspan=1 > Basketball </td><td colspan=1 rowspan=1 > United Center </td><td colspan=1 rowspan=1 > 20,776 </td><td colspan=1 rowspan=1 > 1966 </td><td colspan=1 rowspan=1 > 6 NBA Championships </td></tr>
<tr> <th colspan=1 rowspan=1 > Chicago White Sox </th><td colspan=1 rowspan=1 > MLB </td><td colspan=1 rowspan=1 > Baseball </td><td colspan=1 rowspan=1 > Guaranteed Rate Field </td><td colspan=1 rowspan=1 > 20,626 </td><td colspan=1 rowspan=1 > 1900 </td><td colspan=1 rowspan=1 > 3 World Series </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > Chicago Fire </th><td class="highlighted"  colspan=1 rowspan=1 > MLS </td><td class="highlighted"  colspan=1 rowspan=1 > Soccer </td><td class="highlighted"  colspan=1 rowspan=1 > SeatGeek Stadium </td><td colspan=1 rowspan=1 > 17,383 </td><td colspan=1 rowspan=1 > 1997 </td><td colspan=1 rowspan=1 > 1 MLS Cup, 1 Supporters Shield </td></tr>
<tr> <th colspan=1 rowspan=1 > Chicago Sky </th><td colspan=1 rowspan=1 > WNBA </td><td colspan=1 rowspan=1 > Basketball </td><td colspan=1 rowspan=1 > Wintrust Arena </td><td colspan=1 rowspan=1 > 10,387 </td><td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > 0 WNBA Championships </td></tr>
<tr> <th colspan=1 rowspan=1 > Chicago Red Stars </th><td colspan=1 rowspan=1 > NWSL </td><td colspan=1 rowspan=1 > Soccer </td><td colspan=1 rowspan=1 > SeatGeek Stadium </td><td colspan=1 rowspan=1 > 3,198 </td><td colspan=1 rowspan=1 > 2006 </td><td colspan=1 rowspan=1 > 1 National Women's Cup </td></tr>
</table>
Question:
At which ground and former ground does The Chicago Fire Soccer Club play at and in which league do they play? 
Answer:
The Chicago Fire Soccer Club is a member of Major League Soccer (MLS) and plays at SeatGeek Stadium, after playing at Soldier Field.