Tyler Hamilton helped Armstrong win Tours by leading him through the Alps and Pyrenees. He later admitted doping during his career.
Source: USADA
He now lives in Missoula, Montana, and runs a company that coaches cyclists. He wrote a tell-all best-seller, "The Secret Race," about his doping adventures with Armstrong.
Sources: TylerHamilton.com, "The Secret Race"
Christian Vande Velde rode on the first two of Armstrong's Tour-winning teams. He later admitted doping during his career.
Source: USADA
He still lives in Illinois and now works as a commentator calling bike races for NBC.
Sources: christianvdv.com, Comcast
Kevin Livingston was a climber who rode on two of Armstrong's Tour-winning teams. A French Senate report accused Livingston of using EPO in the 1998 Tour.
He now lives in Austin, Texas, where he runs a company that coaches cyclists; it's located in the basement of Mellow Johnny's Bike Shop, which is owned by Armstrong.
Source: PedalHard.com
Floyd Landis was an all-rounder who helped Armstrong win Tours and won one himself. He, too, was stripped of his Tour title because of PEDs.
Source: USADA
Levi Leipheimer was an all-rounder who rode with Armstrong on a few different teams at the Tour. He later admitted doping during his career.
Source: USADA
He now lives in Santa Rosa, California, where he runs a mass-participation bike ride.
Sources: levination, Levi's GranFondo
Dave Zabriskie was a strong time-trial rider and a teammate of Armstrong for a few years. He later admitted doping during his career.
Source: USADA
He now lives in Los Angeles, where he runs a company that makes chamois cream.
Source: DaveZabriskie.com
Jonathan Vaughters took the start with Armstrong's Tour-winning team in 1999, but he crashed out on stage two. He later admitted doping during his career.
Source: USADA
He now manages Cannondale-Garmin, a top team that competes in the Tour de France.
Source: Slipstream Sports
Tom Danielson was hailed as "the next Lance Armstrong," and though he didn't ride the Tour de France as a teammate of Armstrong, they were teammates for a few years. He later admitted doping during his career.
Sources: The New York Times, USADA
He still races, for Vaughters' Cannondale-Garmin team, and lives in Boulder, Colorado.
Source: Slipstream Sports
Frankie Andreu was a cocaptain of the US Postal team with Armstrong in 1998, 1999, and 2000. He later admitted doping during his career.
Source: USADA
He still lives in the Detroit area and now works in domestic cycling as a race commentator, announcer, and journalist.
Source: FrankieAndreu.com
George Hincapie was Armstrong's most loyal and trusted teammate, and the only person to ride on all seven of Armstrong's Tour-winning teams. He admitted doping during his career.
Source: USADA
He now lives in Greenville, South Carolina, where he runs a cycling-apparel company and a mass-participation bike ride. He wrote a book, "The Loyal Lieutenant," about his career.
Sources: Amazon, GeorgeHincapie.com, "The Loyal Lieutenant"
He now lives in Madrid and London. USADA handed him a 10-year ban from cycling for being "at the apex of a conspiracy to commit widespread doping."
Armstrong made history by winning a record seven Tours de France but was later stripped of his titles because he used performance-enhancing drugs.
Source: USADA
He now owns multimillion-dollar properties in Aspen, Colorado, and Austin, Texas, but he's facing a $100 million lawsuit that could bring financial ruin. He is banned for life from cycling. He said he has sought counseling since his doping confession.
Sources: Business Insider, The Telegraph