President Obama's push to get the economy back on track has hit significant roadblocks in the institution where he once served: the U.S. Senate. True, it's still controlled by Democrats. But Republicans, by simply threatening a filibuster, can block presidential nominees for key economic posts — and that's exactly what they've done.
Three months ago, for example, the president announced he was nominating Commerce Secretary Gary Locke to be the next U.S. ambassador to China. Days later, Minority Leader Mitch McConnell convened a news conference at the Capitol.