Renaud Lavillenie

Armand Duplantis breaks pole vault world record for second time in eight days, with 6.18m effort

Armand Duplantis broke the world pole vault record on Saturday for the second time in eight days.

US Championships: Allyson Felix misses out on qualifying for Worlds; Fred Kerley stuns Michael Norman for gold in Men's 400m

It will be the first time Felix has not entered an individual event at a major championships, ending a sequence of appearances that stretches all the way back to 2003.

IAAF World Athletics Championships 2017: Allyson Felix aims for her 10th gold medal

Here are the events and the athletes that you should watch out for on Day 6 of IAAF World Athletics Championships 2017.

IAAF World Athletics Championships 2017 medal tally: Wayde van Niekerk wins 400m gold; USA on top

Here's a look at the medals tally after Day 5 of IAAF World Athletics Championships 2017.

Olympics 2016: From Michael Phelps to Refugee Team, the most enduring moments from Rio

Here are some enduring takeaways from the 2016 Rio Olympics.

Rio Olympics 2016, day 11 highlights: Hockey upsets, Britain’s gold rush, Simone Biles tally and more

Jamaican sprint hurdler Omar McLeod swept to a brilliant gold medal at the Olympics on Tuesday as French pole vaulter Renaud Lavillenie was booed once again to heap more embarrassment on Rio 2016 organisers.

Rio Olympics 2016: IOC president slams Brazilian crowd for booing Renaud Lavillenie

Athletics legends Sebastian Coe and Sergey Bubka comforted distraught French pole vault star Renaud Lavillenie after he was booed for the second day by a hostile Brazilian crowd on the Olympic medal podium.

Usain Bolt qualifies for semi-finals of 200m sprint to keep 'triple triple' hopes alive at Rio 2016 Olympics

"It's a morning session and I'm not really a morning person. I just came out to qualify and that's what I did," said Bolt, praising the scheduling.

Usain Bolt clocks 9.98 seconds in Ostrava, but says he is still not 'fully happy'

Usain Bolt won the 100-metre sprint at the Czech Golden Spike event in 9.98 seconds on Friday, in his second race this season in the run-up to August's Rio Olympics, but said he was not fully happy

Lavillenie beats Bubka's 21-year-old indoor world record

The previous mark of 6.15 was set by Sergei Bubka at the same event in Ukraine in 1993.