Athletes are pushing their bodies to new limits, setting times never before recorded, and wringing from a few frantic airborne seconds a new twist or turn that previous generations thought fantastical.
Saturday's attack on American tourists, and continued unrest in Xinjiang, have tested the trouble-free Olympics Chinese officials sought.
Thousands of couples got married and gave birth on 8/8/08 because the number symbolizes prosperity. The Beijing Games, which open Friday, were also timed to the "lucky" date.
The wish list includes continued security aid to balance China, greater engagement, and trade.
The Olympic Games are entering an era of unprecedented equality among nations.
Gao Hong wants her country to view sports as more than a medal race.
The Olympic Committee and China linked the Games to reforms that have gone unfulfilled.
China tries to choreograph a happy ending to its troubled international tour.
Diplomatic Security Service helps keep games safe.