WASHINGTON, DC - MARCH 28:  Sen. Bernie Sanders (I-VT) addresses a rally in support of Social Security in the Dirksen Senate Office Building on Capitol Hill March 28, 2011 in Washington, DC. Sanders and four other Democratic senators, including Senate Majority Leader Harry Reid (D-NV), said the Republicans' entitlement reform plan will "dismantle Social Security, delay distribution of benefits to seniors."  (Photo by Chip Somodevilla/Getty Images) *** Local Caption *** Bernie Sanders
WASHINGTON, DC – MARCH 28: Sen. Bernie Sanders (I-VT) addresses a rally in support of Social Security in the Dirksen Senate Office Building on Capitol Hill March 28, 2011 in Washington, DC. Sanders and four other Democratic senators, including Senate Majority Leader Harry Reid (D-NV), said the Republicans’ entitlement reform plan will “dismantle Social Security, delay distribution of benefits to seniors.” (Photo by Chip Somodevilla/Getty Images) *** Local Caption *** Bernie Sanders

IOWA CITY, Iowa — Acknowledging the political liability of the word “socialist,” Bernie Sanders said Sunday that he plans a “major speech” to detail what it means when he calls himself a ‘democratic socialist.’ Responding to a woman at a house party who asked him how he’d counter Republican attacks about calling himself a socialist, the…