NEW : 239 projected Republicans House winners are backed by the Tea Party . `` We 'll come back in 2012 . We 'll do it all over again , '' a movement leader says . And in Delaware , Democrat Chris Coons defeated Tea Party-backed Republican nominee Christine O'Donnell , CNN projects . A political analyst says House activists helped Republican win more House seats . The midterm elections results are a key tool for measuring the staying power of the Tea Party .
NEW : 239 projected Republicans House winners are backed by the Tea Party . `` We 'll come back in 2012 . We 'll do it all over again , '' a movement leader says . A political analyst says House activists helped Republican win more House seats . The midterm elections results are a key tool for measuring the staying power of the Tea Party .