1.   But the danger remains, and Vitek, lucky not to have been injured in his fall, is only the latest to learn the hard way.

2.   Once the fire is extinguished, experts will have to assess if any danger remains before residents to come back, Driver said.

3.   The biggest danger remains delayed kidney or heart failure, a reaction to the heavy loss of tissue and muscle.

4.   But it is clear the danger remains, particularly as the game begins to offer its top players greater and greater financial rewards.