Bolt blasts and Rollins rolls in Moscow

Usain Bolt (R-L) of Jamaica finishes to win ahead of Curtis Mitchell of the U.S., Churandy Martina of the Netherlands and Jaysuma Saidy Ndure of Norway in the men's 200 metres final during the IAAF World Athletics Championships at the Luzhniki stadium in Moscow August 17, 2013. REUTERS/Lucy Nicholson

MOSCOW (Reuters) - His swag of gold growing with every meticulously executed global final, Usain Bolt cantered to more sprint glory on Saturday as American Brianna Rollins, bursting with raw power, announced herself as the new hurdling queen.

Bolt led home a Jamaican one-two in securing an unprecedented third world 200 metres title in 19.66 seconds, the fastest time this year, before he and silver medallist Warren Weir celebrated by gyrating to Bob Marley.