Original sentence: According to documents released in 2003 by a former senior US anti-doping official, Dr.Including Johnson, four of the top five finishers of the 100-meter race have all tested positive to banned drugs at one point or another.Of these, only Johnson was forced to give up his records and his medals, although he was the only one of the four who tested positive or admitted using drugs during a medal-winning performance.Wade Exum, Carl Lewis and two of his training partners all took the same three types of banned stimulants (ones found in over-the-counter cold medicine), and were caught at the 1988 US Olympic trials, which is the competition used to select the US athletes that will compete in the Olympics
Edited sentence: According to documents released in 2003 by a former senior US anti-doping official, Dr Wade Exum, Carl Lewis and two of his training partners all took the same three types of banned stimulants and were caught at the 1988 US Olympic trials.Including Johnson, four of the top five finishers of the 100-meter race have all tested positive to drugs.Of these four people involved in the 1988 100 metre Olympic race, only Johnson has been forced to give up his records and his medals.Of these, only Johnson has been forced to give up his records and his medals