Meanwhile, rival AMD seems to have stumbled over its own plans for faster notebook chips.
The company has stumbled over the past year, but it is working on better managing its global operations while modernizing its fleet and building up its deepwater construction capabilities.
Bank of America has stumbled over Countrywide before.
The left has stumbled over the EU and immigration before.
What makes a "policy" is a question the Supreme Court has stumbled over for decades without conclusively resolving.
Senator Lazarus has stumbled over a number of words in his chamber speeches since taking up his spot.
But he has stumbled over Pyongyang's tactic of giving vague commitments to win American concessions and then retracting them, saying nothing was written down.
While MedImmune still expects some $140 million in revenues from the flu season, Ms. Lacey said, the drug's popularity has stumbled over the issue of cost.
China's effort to win entry to the World Trade Organization has stumbled over the access of foreign companies to the country's vast life insurance market.
In campaign interviews, for example, he has stumbled over the heated issue of L.G.B.T. rights, first suggesting that gays and lesbians should march on a remote stadium, where they would not risk being exposed to violence, and reversing himself later.
