WASHINGTON, (AP) -- A national Latino group said Thursday it is fighting back against what it considers to be "hate speech" that has emerged from the debate over immigration. National Council of La Raza President Janet Murguia announced plans to pressure television network executives and candidates seeking their parties' presidential nominations to clamp down on such remarks. The group launched a Web site to counter the speech, www.wecanstopthehate.org, with clips of what it considers offensive comments on television as well as a tracking of hate crimes. "Hate groups and extremists have taken over the immigration debate in an unprecedented wave...