Democratic presidential candidate Sen. Hillary Rodham Clinton (N.Y.) on Tuesday won the Pennsylvania primary with 55% of the vote, compared with 45% for opponent Sen. Barack Obama (Ill.), the Wall Street Journal reports (Calmes, Wall Street Journal, 4/23).

According to an exit poll of Democratic primary voters, about 14% cited health care as their most important election issue, compared with more than half who cited the economy and about one in four who cited the war in Iraq (Kuhn, The Politico, 4/23). Among Democratic primary voters who cited health care as their most important election issue, 54% supported Clinton, and 46% favored Obama, the poll found (CBSNews.com, 4/22). The poll was conducted by Edison Media Research and Mitofsky International. There were 2,217 voters in the Democratic primary who were interviewed, for a margin of sampling error of plus or minus 3 percentage points (Fram, AP/Kansas City Star, 4/23).

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