NEW YORK: Olympic 100m bronze medallist Melissa Jefferson-Wood clocked 21.99 seconds in the women`s 200m at the Grand SlamTrackmeetinPhiladelphia onSaturday, edging Olympic 200m gold medallist Gabby Thomas at Franklin Field.

Tamari Davis took third in 22.59sec, just ahead of Britain`s Dina Asher-Smith in 22.65.

Meanwhile, Sydney McLaughlinLevrone`s experiment at dropping down to the 100m hurdles ended in defeat with the reigning Olympic 400m hurdles champion finishing fifth.

The 25-year-old American superstar came home in 12.70sec and never looked like threatening Jamaican winner Ackera Nugent, who crossed in 12.44sec.Tia Jones of the United States was second in 12.60sec, with Jamaica`s Megan Tapper third in 12.66sec.

Kenya`s Agnes Jebet Ngetich claimed the 1500m title in 3:58.04 while Dominican Marileidy Paulino recorded 49.12 seconds to win the women`s 400m long hurdles, while Briton Matthew Hudson-Smith took the men`s 400m event in 44.51.

Canada`s Marco Arop claimed victory in the men`s 800m in 1:43.48 his third win in the event at Grand Slam races.

Also in the men`s events, Kenny Bednarek recorded 19.95 seconds for the 200m while Brazilian Alison dos Santos remained undefeated after winning the men`s 400m hurdles in 48.11 seconds.-Agencies