Great Britain s Morgan Lake continued her strong streak in the heptathlon s third event, putting up a 14.17m shot put in the first round to win her second event and add 805 points to her total.
Alemitu Heroye continued Ethiopia s successful tradition in distance running by winning the 5000m title with a time of 15:10.08, the seventh victory for Ethiopian runners in 10 editions of the event which came onto the Championships programme in 1996.
Great Britain s Morgan Lake continues to lead the heptathlon at the end of the first day, closing out the opening four events with a total of 3821 points.
Akela Jones made history by becoming the first athlete from Barbados to win a medal of any colour at the IAAF World Junior Championships as she won the long jump final with a leap of 6.34m.
Australia s Cedric Dubler is the overnight leader of the decathlon following the first five events on day one, the opening day of the IAAF World Junior Championships, Oregon 2014.