Lance Armstrong Development News Today

This morning on "world news now" -- immediate crackdown. this morning on "world news now" -- immediate crack down. cycling icon lance armstrong gives up his legal fight against accusations he used performance-enhancing drugs. >> his legacy is on the line, he may be stripped of his tour de france titles and other awards. its friday, august 24th. >> announcer: from abc news, this is "world news now." happy friday, everybody. good morning. im rob nelson. >> im paula faris. how the lance armstro...