When Trentavis Friday crossed the 200m finish line first at the IAAF World Junior Championships, he became the first US sprinter to win that event in the lifetime of any of the competitors. The last US win came in 1994, when Tony Wheeler took the title...

Barnabas Kipyego led home his Kenyan team-mate Titus Kipruto Kibiego for a double in the men s 3000m steeplechase. Kipyego was clocked in 8:25.57; Kibiego crossed the line in 8:26.15.

During three days of the Russian Championships in Kazan on 23-26 July there was only one European lead Anna Nazarova-Klyashtornaya s 6.93m long jump but there were still a number of close battles and high quality results in other events.

Dawit Seyaum became the fourth Ethiopian woman to win the 1500m at the World Junior Championships and she did in convincing fashion with 4:09.86.

Shamier Little redeemed herself from her disappointment in Barcelona 2012 by taking the 400m hurdles title in convincing fashion with 55.66.

Alfred Kipketer restored Kenya s dominance in the 800m with an impressive 1:43.95, the second-fastest time in the history of the IAAF World Junior Championships.