To address safety concerns, the play areas are usually surrounded by a 4-foot-high wall, with foam-padded floors and only one exit.

WSJ: If Kids Can Play, Will Mom Shop?

In violation of state safety codes, fire extinguishers were not spaced every 1, 500 square feet, and there was only one exit.

NPR: No Alarm, Only 1 Exit In Brazil Nightclub Fire

Investigators also criticised the fact that the venue only had one exit.

BBC: Brazil nightclub fire: Four charged with manslaughter

Given a lens to notice lettering styles by the typographer Paul Shaw, I counted six distinct serifed fonts in the lobby of the building where I work, punctuated by only one word -- EXIT -- entirely without serifs.

CNN: 'On Looking': The world you're not seeing

France are on the verge of making an early World Cup exit, having picked up only one point from two games.

BBC: World Cup 2010: France stars 'may boycott match'

Serena Williams, who has lost only one match since her first-round exit at the French Open last year, canceled an outdoor practice session and moved it indoors to test out her sore ankle.

NPR: Djokovic, Sharapova Cruise At Aussie Open

The exit of one small country from the euro opens a fissure in the eurozone structure that makes contagion the only rule of the day.

CNN: Does Spain deserve its financial battering?