Nordic combined is ski jumping followed by a cross country ski race.

VOA: special.2010.02.26

a part of a program that did everything from Alpine skiing to cross country,jumping.

VOA: standard.2010.01.31

But the U.S. typically has been weak in Winter Olympics staples like ski jumping and cross-country skiing.

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To design the suit gold medalist Billy Demong wore in Vancouver during Nordic Combined, which involves both ski jumping and cross-country, Flanagan and his team created a digital avatar of Demong's body and used computer imaging to determine the most aerodynamic pattern for stitching the suit.

WSJ: U.S. Ski Team Pins Hopes for Sochi on Science

His teams cross-reference the different viruses jumping over into humans - what he calls the viral chatter.

CNN: Tracking deadly viruses' spread from animals to humans