Details:
Athletes use staring blocks.
Several heats are run.
The times are compared for all heats.
World Records
Women 21.34 Florence Griffith-Joyner 1988-Sep-29
Men 19.19 Usain Bolt JAMAICA 2009-Aug-20
Athletes use staring blocks.
Several heats are run.
The times are compared for all heats.
World Records
Women 21.34 Florence Griffith-Joyner 1988-Sep-29
Men 19.19 Usain Bolt JAMAICA 2009-Aug-20