The World Athletics has updated the competition schedule on its official website on Monday.
Following is the round-up of updates covering announcements starting from July:
Great Ethiopian Run (15 Nov 2020) - postponed
Nanjing Continental Tour Gold Meeting 2020 - cancelled
Shanghai Diamond League (19 Sept 2020) - cancelled
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Muller Grand Prix, Gateshead (12 Sept 2020) - cancelled
ISTAF (13 Sept 2020) - confirmed
Hamburg Marathon (13 Sept 2020) - cancelled
Madrid Half Marathon (4 Oct 2020) - cancelled
Rotterdam Marathon (24-25 Oct 2020) - postponed
Kagawa Marugame Half Marathon (7 Feb 2021) - cancelled
Meeting Liege (9 Sept 2020) - cancelled
Youth Olympic Games Dakar 2022 - postponed
Great Birmingham Run (11 Oct 2020) - cancelled
Chicago Marathon (11 Oct 2020) - cancelled
Toronto Marathon (18 Oct 2020) - cancelled
Athens Authentic Marathon (8 Nov 2020) - confirmed
Seiko Golden Grand Prix Tokyo (23 Aug 2020) - postponed
Paris Marathon (15 Nov 2020) - postponed