In a career best performance, Kenyan Sammary Cherotich crowned herself 1500m World Youth Champion on Friday's third day of the 5th IAAF World Championships.
In a competitive first lap, Cherotich held off a determine group, which included American Jordan Hasay, Keneyan Sheila Chepkirui Kiprotich and Australian Melissa Duncan, to run the first lap in 1: 06.32.
She, however, found herself trailing Hasay, who was the first at the 800m mark in 2: 16.08, though only two were fighting for the top position at this point.
In the end, Cherotich, who took over the lead in the last 350m and reached 1200m in 3:25.11 before opening up the gap in the final 200m, won the event in a personal best 4:15.47.
Hasay, who lost her lead after the bell lap, was in no danger for second and took the silver in 4: 17.24.
However, Duncan and Kiprotich, who were among the leaders for the first 400m, found to the end for the bronze, which went to Kiprotich in 4: 19.26.
Duncan, who lost out in the final 50m, did 4:20.24 for fourth.