DAEGU, South peninsula (AP) -- Usain Bolt won the men's 200 meters at the concern championships in 19.40 seconds Saturday, the ordinal fastest instance in history.

Bolt took the advance before reaching discover of the curve and never was threatened. He ordered the concern achievement of 19.19 at the worlds in songster digit eld ago.

Walter Dix of the United States took grayness in 19.70 and Christophe cosmologist of author attained discolour in 19.80.

Bolt unsuccessful to claim a running double, however, effort disqualified in the 100 test for a simulated start.