World Indoor Championships in Nanjing 2023 postponed due to COVID

2020 World Athletics Indoor Championships postponed to 2023

2023 World Indoor Athletics Championships: Nanjing event postponed for third time - BBC Sport

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2020 German Indoor Athletics Championships - Wikipedia

Athletics-World Indoor Championships in Nanjing 2023 postponed due to COVID

World Athletics Indoor Championships postponed - Nanjing to host in 2023 - BBC Sport

World Athletics Indoor Championships postponed due to coronavirus - TheTicketingBusiness News

World Athletics Indoor Championships Nanjing 2023 Postponed to 2025 – SportsTravel

World Athletics Indoor Championships Nanjing 2023 Postponed to 2025 – SportsTravel

World Athletics Postpones Nanjing 2020 Indoor Championships Due to Outbreak of Corona virus - ENA English

2023 World Athletics Indoor Championships postponed to 2025-Xinhua

World Athletics Indoor Championships postponed - Nanjing to host in 2023 - BBC Sport

World Athletics Indoor Championships under threat due to coronavirus