NFL Doping Feb 1 - Feb 7 2010: about 164 stories.
Vancouver Doping Feb 1 - Feb 7 2010: about 2,870 stories.
If you're curious about cycling: 284 hits from this past week for "armstrong doping" and 529 hits for "cycling doping. Even tour de france doping has 536 hits, and that event is five months away.
Some people accuse editors, journalists and bloggers of soft pedaling the doping issue in professional cycling, but in American football nobody is even asking the question.
(I ran these searches Sunday night - some of the values might have changed by the time you read this post).