Chile is wary of dependence on Peru, with which its relations are often tense.

ECONOMIST: Energy in South America

He and his father have been loving, often tense companions since his prodigy days.

NEWYORKER: The Olympian

These discussions, which were polite but often tense, left me worrying that being wrong would be an employment-ending mistake.

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Edmund Muskie, Walter Mondale, Eugene McCarthy and Phil Hart while they regaled each other with the foibles of Washington was a treat that helped lighten the often tense atmosphere of debate on heated issues.

CNN: Commentary: Kennedy a worker, not a playboy

John Russell, a former chief art critic for the New York Times, uses this transatlantic steamboat correspondence to form the core of a book in which he explores the tense, often exciting relationship between dealer and artist as well as that between father and son.

ECONOMIST: Post-Impressionists

Future, active, past tense questioning helps to paint the picture of success between the individuals involved, often uncovering expectations that would otherwise not see the light of day.

FORBES: How to Stop the Dreaded "Decision Drift"

The game itself was a tense affair and both sides showed amazing skill in controlling the ball under such difficult surfaces, the ball often flying off in unexpected directions.

BBC: Championing Kenya's hope after violence