"It is the right decision and I commend them for reaching it. I look forward to continuing my life as a father, a competitor and an advocate in the fight against cancer without this distraction," Armstrong said.

Prosecutors called witnesses to a federal grand jury in Los Angeles as they investigated the case, but they apparently determined that they lacked evidence to bring a charge.
http://www.cnn.com/2012/02/03/sport/...html?hpt=hp_c1