Any delay in the multiple-line system will stop the line completely, while a delay in a single line might just delay one shopper.

WSJ: Find the Best Checkout Line

This line of defense indicates DeLay has decided he can survive by hardening his base and keeping it active, much as President Bush did in winning re-election.

NPR: DeLay's Precarious Strategy for Survival

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WSJ: Blindfold Brackets 2013: Official Rules