Action from the 4x400m at the World Athletics Relays Silesia 21 (© Dan Vernon)
Relay action is in the spotlight this weekend, 1-2 May, with the World Athletics Relays Silesia21 taking place at Chorzow's Silesian Stadium and you can keep up-to-date with the latest on the World Athletics website, its associated platforms and via a number of broadcasters around the world.
The World Athletics Relays has created many memorable moments in its previous four editions and this time there is also qualification for the Tokyo Olympic Games and World Athletics Championships Oregon22 up for grabs.
As well as the major championship events – the women’s and men’s 4x100m and 4x400m plus the mixed 4x400m – the programme also features the men's and women's 4x200m, mixed 2x2x400m and mixed shuttle hurdles relay.
Here's how you can follow it all.
Coverage will be available in the territories listed below. Be sure to check local listings for details. Fans in all other territories will be able to watch via the World Athletics YouTube Channel and Facebook page.
Argentina & South America – TyC Sports
Balkans – Arena Sport (Arena Sport 1/2)
Belarus – BTRC (Belarus 5)
Brazil – Globo (SportTV 2/3)
Canada – CBC
China – CCTV (CCTV 5)
Denmark – TV2 (TV2 SportX)
Hungary – MTVA (M4 Sport)
Israel – The Sports Channel (Sport 5)
Italy – RAI (Rai Sport)
Japan – TBS
Netherlands – NOS (NPO 1)
New Zealand – Sky Network NZ (Sky Sports 8/9)
Pan Caribbean – Television Jamaica (TVJ/TVJSN)
Poland – TVP Sport
Spain – TVE (Teledeporte)
Sweden – TV4 (TV4 Sport)
Turkey – TRT (TRT Sport 2)
United Kingdom – BBC Red Button/Sport Online
USA – NBC (Olympic Channel/NBCSN)
Timetable & results
Live results and blog
Preview: Men's and women's 4x100m
Preview: Men's and women's 4x400m
Preview: Mixed 4x400m
Preview: Men's and women's 4x200m, mixed 2x2x400m, mixed shuttle hurdles relay
Press conference highlights
Report: Day one, including 2x2x400m and shuttle hurdles relay finals plus heats action
Press release: Olympic relay fields take shape at World Athletics Relays Silesia 21