Nancy Pelosi

Trump impeachment

Key moments in the impeachment inquiry

The US House of Representatives will vote on a resolution to formalize the impeachment inquiry into President Donald Trump Thursday, which will set rules for the investigation going forward. But what's happened in the inquiry so far? The World looks back at some key moments.

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Environment

Fueling the food crisis

Some agriculture experts say demand for ethanol is to blame for the global crisis in food prices. They want Congress to back away from aggressive targets. But Living on Earth's Jeff Young finds little appetite for that on Capitol Hill.