Dom Rep’s Marileidy Paulino followed up her triumph at the season’s Diamond League opener in Xiamen last week with another victory at the Shanghai Diamond League on Saturday.

The reigning World champion produced 50.89 to win ahead of American Talitha Diggs who ran 51.77 and Bajan two-time World Championship bronze medallist Sada Williams who ran 52.00 in third.

Paulino’s winning streak in the 400m has now stretched to seven races.

It was déjà vu in the women’s 100m hurdles as reigning Olympic champion Jasmine Camacho Quinn just pipped World Indoor 60m hurdles champion and world record holder Devynne Charlton on the line, just as it played out in Xiamen last week.

Camacho-Quinn ran 12.63 compered to Charlton’s 12.64. Two-time World champion Danielle Williams was third in 12.74.

The men’s 110m hurdles saw American Daniel Roberts get his second win in a row to kick off the Diamond League season. His winning time was 13.12, comfortably ahead of Japan’s Shunsuke Izumiya (13.23) and Olympic champion Hansle Parchment’s season’s best 13.26.