(TPM) Monday night's Iowa caucuses were especially rough for former Sen. Rick Santorum (R-PA), who polled at less than one percent four years after winning the contest. But adding insult to injury, MSNBC managed to find a Santorum precinct captain who didn't even vote for the long-shot candidate – because his pen ran out of ink. http://talkingpointsmemo.com/livewire/santorum-chris-hayes-iowa-no-pen