Updated: Usain Bolt Lights Up Berlin for WR in 200m -- 19.19s(!)
Astonishing. Usain Bolt has lit up Berlin for a second world record, this time in the 200m with a 19.19s time. In doing so he has taken 0.11s off the former world record of 19.30s, a huge feat in itself. And he did it against a negative 0.3 m/s head wind. Words fail me. (I just hope he is clean.)
For the data geeks out there, check the 200m world record progression at Wikipedia. And here it is in graphical form:

Finally, it's worth noting that Bolt's reaction time out of the blocks was much improved in the 200m over what he did in the 100m in Berlin. This time he was the fastest man away, as the following table shows: