To Tancredo, Mexican “values” assimilating America = death threats against cops Written by Media Matters Staff Published 07/06/10 4:49 PM EDT In a July 6 tweet, former Rep. Tom Tancredo (R-CO) linked to a story discussing an Arizona sheriff receiving death threats by writing, “INVERSE ASSIMILATION -when Mexico brings its values to America.” From Tancredo's Twitter account: