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Either the U.S. Postal Service really is struggling, or Rick Santorum is extremely determined to sabotage Mitt Romney. One week after dropping out of the GOP presidential primary, Iowa residents received a fundraising mailer from Santorum that reads: "It truly frightens me to think what'll happen if Mitt Romney is the nominee." Whether the mailer was sent out before Rick's departure from the race or after is unclear, his campaign has declined comment. However, considering the fact that Rick is fundraising to pay off his huge debt, a post-campaign attack seems unlikely.