4 × 400 metres relay 4 × 400 metres relay The 4 × 400 metres relay or long relay is an athletics track event in which teams consist of four runners who each complete 400 metres or one lap. It is traditionally the final event of a track meet. At top class events, the first 500 metres is run in lanes. Start lines are thus staggered over a greater distance than in an individual 400 metres race; the runners then typically move to the inside of the track. Relay race runners typically carry a relay baton which they must transfer between teammates. Runners have a
2009 World Championships in Athletics – Women's 400 metres hurdles double, was the second fastest in the history of the event. Josanne Lucas had significantly improved over the course of a year, knocking two seconds off her personal best, demonstrating her potential as a future medallist. Qualification: First 4 in each heat(Q) and the next 4 fastest(q) advance to the semifinals. Qualification: First 2 in each semifinal (Q) and the next 2 fastest(q) advance to the final. 2009 World Championships in Athletics – Women's 400 metres hurdles The women's 400 metres hurdles at the 2009 World Championships in Athletics was held at the Olympic Stadium on 17, 18 and 20