From Salon's blogs

• How the World Works

  Pfizer's Thanksgiving road-trip pet agenda

  The recession plus a car-sick dog makes for a holiday bummer, says the drug company. But don't worry, here's a pill

  Andrew Leonard

• War Room

  RNC considers instituting a purity test

  Conservatives within the party leadership want to blacklist any candidate who strays too far from their line

  Alex Koppelman

• Broadsheet

  Another feminist defense of "Twilight"

  Well, sort of. If nothing else, this phenomenon holds up a mirror to some fascinating parts of our culture

  Kate Harding