When we try to upgrade systems, projects frequently run behind schedule or over budget.

WHITEHOUSE: "Doing What Works" Transcript

Millennium Park, intended to be a showcase of green space and culture, has run wildly over budget and behind schedule.

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"Projects run over budget, they fall behind schedule, and they fail to deliver their promised functionality, " said Jeffrey Zients, the White House's chief performance officer.

WSJ: U.S. to Pull Plug on 137 Federal Data Centers