| CNN.com delivers up-to-the-minute news and information on the latest top stories, weather, entertainment, politics and more. | Obamacare | | Republicans are going all in, hoping that the payout is big. Like control of the Senate, big. |
| Busiest airport` | | Atlanta's airport is still the busiest passenger airport in the world, but Beijing's airport is closing the gap. |
| Ukraine | | Russian energy giant Gazprom announced a sharp increase Tuesday in the price it charges Ukraine for natural gas, in a move that will heighten pressure on the interim government in Kiev. |
| Koreas | | An unmanned drone crashed on a South Korean island near its disputed maritime border with the North, the country's defense ministry said Tuesday. |
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