Now that evidence suggests the metabolites of plasticizers in Alberto Contador's urine samples a reader wants to know if that's proof of
Many of the charges being leveled against Lance Armstrong have been around for years. Have they ever been proven or disproven?
The Explainer reflects on this week's hearing in Colorado in which a court accepted a plea deal for a wealthy defendant and explains why he
An update on the Vail hit-and-run case ... and a look at the defendant's second failure to report.
A reader wants to know what an athletes options might be when that dreaded letter from USADA arrives at your door.
What do a couple of suspended masters racers have to do with the current Federal investigation of doping in cycling? Where are the big
Readers offer questions about testing in other sports, methods used in labs and why U.S. investigators are in France.
A reader wants to know how Yaroslav Popovych, a Ukrainian national, who lives in Italy, can be forced to appear before a U.S. grand jury.
A reader wants to know how much proof is required to convict an athlete on a doping charge.
A reader wants to know why the UCI is dragging its heels in addressing the doping charges against Tour de France winner Alberto Contador.