Tom Tancredo eschews sending Chertoff a horse head and opts for a head of lettuce instead:

WASHINGTON (CNN) — It’s not every day a presidential hopeful sends Homeland Security Chief Michael Chertoff a head of lettuce, but that’s what Rep. Tom Tancredo, R-Colorado, is doing Wednesday to show his disagreement with Chertoff’s recent comments on how failure of passing immigration reform might affect the agricultural industry.