According to Sports Illustrated, new questions have been raised about the possiblity of Lance Armstrong participating in doping. Two of his former teammates have admitted to doping (themselves), but have not implicated Lance. From the SI article:

In Tuesday’s New York Times, two of Armstrong’s former U.S. Postal Service teammates admitted to having used EPO, an illegal performance-enhancing drug, at some point in 1999, the first year Armstrong won the Tour de France. While neither said they saw Armstrong do the same, the implication was that the drug use was common knowledge within the team. “The environment was certainly one of, to be accepted, you had to use doping products,” said one of Armstrong’s teammates, who requested anonymity, fearing reprisals from the notoriously vindictive Armstrong, who still wields considerable power in cycling.

The other teammate was 39-year-old Frankie Andreu, a domestique who competed professionally for 12 years and was once Armstrong’s close friend and roommate. He’s now a motivational speaker and real-estate dealer in Dearborn, Mich. He said he only used EPO “for a couple of races” and was speaking out in hopes of cleaning up his tainted sport.

Read the whole story here.