PHILADELPHIA, Pennsylvania (CNN) -- Sen. Hillary Clinton claimed victory in Pennsylvania on Tuesday, beating out Sen. Barack Obama after a bruising six-week campaign. Sen. Hillary Clinton addresses supporters following her win in Pennsylvania. "It's a long road to 1600 Pennsylvania Avenue, and it runs right through the heart of Pennsylvania," she told supporters in Philadelphia. "I'm in this race to fight for you ... You know you can count on me to stand up strong for you every single day in the White House." Clinton commended Obama and his campaign, saying the two are in many ways "on this journey together." Watch Clinton claim victory »
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NEW: Clinton: "I won that double-digit victory that everybody on TV said I had to win"
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Clinton holds 10-point lead with about 99 percent of precincts reporting
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Obama congratulates Clinton, looks ahead to next contests
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158 delegates at stake in Pennsylvania
Clinton
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@placeholder will pick up a majority of the state's 158 delegates.
Barack Obama
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According to CNN's latest count, @placeholder leads in the delegate count -- 1,694 to 1,556.
Barack Obama
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@placeholder drew more than 90 percent of the vote among Pennsylvania's black voters, who are heavily concentrated around Philadelphia.
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But whites made up about 80 percent -- and voted 60-40 for @placeholder.