Jonathan Sacoor komt dit seizoen niet meer in actie. De juniorenwereldkampioen op de 400 meter heeft een voetblessure.
Much of the spotlight in the 100m will fall on Noah Lyles, the young 200m standout who has also begun to carve out a name for himself in the shorter dash during his first serious season of 100m racing.
A hugely competitive women’s 100m event features the two athletes who currently share the fastest time run this season, 10.85 – Britain’s Dina Asher-Smith and Marie-Josee Ta Lou of the Ivory Coast.
Europe will be expecting maximum points to be delivered here by Turkey’s world and European champion Ramil Guliyev, although he will need to maintain all the sharpness he showed at the European Championships and at last week’s IAAF Diamond League final in Zurich to hold off the challenge of the Americas, in the form of the hugely experienced Alonso Edward, and Alex Quinonez.
Shaunae Miller-Uibo will start as the favourite in her second event, putting her unbeaten 2018 season record on the line.
This is one of the most open events of the IAAF Continental Cup, given the presence in each team of at least one proven top-level performer.
World silver medallist Salwa Eid Naser has been in great form all season. The 20-year old from Qatar bettered 50 seconds six times, peaking with an Asian record of 49.08 in Monaco.
If Africa doesn’t win the men’s 800m there will be some serious questions asked.
Caster Semenya has been the dominant force on the circuit again this year, extending her victory streak to 28, dating back almost three years.
Once again it appears a major men’s 1500m race will boil down to a clash between two family dynasties: the Manangois of Kenya and the Ingebrigtsens of Norway.
USA's Shelby Houlihan has made a major breakthrough this year and will arrive in Ostrava as the fastest woman in the 1500m field.
Bahrain’s Birhanu Balew, representing Asia-Pacific, and US runner Paul Chelimo, representing the Americas, look the two likely leaders here. Both men chased home Ethiopia’s Yomif Kejelcha in the hottest 3000m race of the season so far at the IAAF Diamond League meeting in Rabat, with Balew finishing second in 7:34.26 – the second fastest time run this year – and Chelimo fourth, both in the race and the list, with 7:34.83.
This event will bring together the two athletes who produced what was arguably the most dramatic conclusion to any women’s distance event this season, Hellen Obiri of Kenya and Sifan Hassan of the Netherlands.
At the IAAF Diamond League final in Zurich last Thursday, Kenya’s world and Olympic champion Conseslus Kipruto, despite having lost his left shoe a minute and a half into the race, outsprinted the 22-year-old Moroccan whom he had beaten to world gold the year before to retain his title, Soufiane El Bakkali.
After taking a whopping eight seconds off the world record this year with 8:44.32 at the IAAF Diamond League meeting in Monaco, Beatrice Chepkoech will start as the favourite in Ostrava.
Europe will be looking for a 1-2 finish here, courtesy of authorised neutral athlete Sergey Shubenkov, the world leader, and Pascal Martinot-Lagarde of France, the European champion.
After piecing together an impressive season, world record-holder Kendra Harrison will arrive in this eastern Czech city difficult to beat. Harrison has won seven of her nine competitions including the notoriously difficult US title as well as NACAC top honors and leads the world at 12.36.
The event has provided some of the biggest highlights of this year's IAAF Diamond League circuit and with the main protagonists all in action in Ostrava, more fireworks can be expected.
Shamier Little, beaten to the Diamond trophy in Zurich last Thursday by her US colleague Dalilah Muhammad, the Olympic champion, will want to end her season on a winning flourish.
Just four days ahead of the IAAF Continental Cup Ostrava 2018, many of the athletes set to compete in the Czech city showed strong form at the Hanzekovic Memorial, part of the IAAF World Challenge, in Zagreb on Tuesday (4).