Tobi Amusan was too good for the world who took her world title glory.

Nigeria's Tobi Amusan stormed to a world-leading time after seeing off Jamaica's Danielle Williams at the Athletics Invitational.
Nigerian athletics sensation Tobi Amusan underlined her status as the fastest woman in the world this year after she blitzed past world champion Danielle Williams in front of home support.

Pul...