He was given three years of probation and required to undergo mandatory drug testing.

CNN: Actor's toughest role

If the veterans follow the programme's regimen, which involves regular court appearances, mandatory drug treatment and testing, they could see their charges reduced or dismissed and they could stay out of jail.

ECONOMIST: Criminal justice

Since 2011, 12 amateur cyclists in America have been sanctioned for testing positive for banned substances or skipping mandatory drug tests, according to U.S. Anti-Doping Agency.

WSJ: Cycling's Minor Leagues of Doping