Jasmine Camacho-Quinn, Brittany Anderson and Megan Tapper all looked comfortable as six Caribbean women safely advanced to the semi-finals of the 100m hurdles at the World Athletics Championships in Eugene on Saturday.

Anderson, who won her first Jamaican national title in June, was first up and comfortably advanced to the semi-finals with 12.60 to win heat one.

There was also a major casualty in the first heat as defending world champion Nia Ali of the USA failed to advance after clipping the ninth hurdle and falling to the track.

Olympic champion Jasmine Camacho-Quinn of Puerto Rico was next up, running 12.52 to win heat two ahead of Bahamian world indoor silver medallist Devynne Charlton (12.69).

Jamaican 2015 world champion Danielle Williams finished second in heat three with 12.87 to advance. Nigeria’s Tobi Amusan cruised to a new national record 12.40 to win the heat.

Costa Rica’s Andrea Carolina Vargas ran 13.12 for third in heat four to advance.

Tapper, bronze medallist at the Olympics last year, ran 12.73 to finish second behind American Alia Armstrong (12.48) in heat five and progress.

World leader and world record holder Kendra Harrison of the USA ran 12.60 to win heat six and advance.