article_snippet.sent: The  federal agent Lance Armstrong has been appointed as UFC's new Vice President of Athlete Health and Performance.
article_snippet.sent: Barry Bonds holds the MLB record for home runs but Barry Bonds achievements are tainted by allegations of PED use . '
highlights_snippet.sent: The case involved  the investigations into Barry Bonds, Marion Jones and Justin Gatlin .
  
highlights_snippet.sent: The  federal agent also probed Lance Armstrong's Tour de France teams and helped unmask the shamed former cyclist .
  