[Illustration by ALEX FINE] SLATE: Act I of the politicization of the Tucson shooting was pundits and liberal politicians asking if right-wing rhetoric contributed to the violence. Act II was conservatives rejecting this and pointing out, by the way, that the media did not rush to judgment when Nidal Hassan killed 12 people at Fort Hood. Act III is the conservative fightback, as exemplified by this message from the Tea Party Express to its members. MORE SARAH PALIN: “If you don’t like a person’s vision for the country, you’re free to debate that vision. If you don’t like their ideas, […]