![Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube](https://i.ytimg.com/vi/AYQ_b_yszTk/maxresdefault.jpg)
Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube
![Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube](https://i.ytimg.com/vi/xPxvRxZRb_Y/hqdefault.jpg?sqp=-oaymwEiCKgBEF5IWvKriqkDFQgBFQAAAAAYASUAAMhCPQCAokN4AQ==&rs=AOn4CLBbkMzX8_0kCXS3Okk1pZVzUTUmzQ)
Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube
![World Champion Donavan Brazier Runs 1:46 Despite Achilles Injury, Mulls Running Next Race At USAs. - YouTube World Champion Donavan Brazier Runs 1:46 Despite Achilles Injury, Mulls Running Next Race At USAs. - YouTube](https://i.ytimg.com/vi/UqpB2m6d0xo/maxresdefault.jpg)
World Champion Donavan Brazier Runs 1:46 Despite Achilles Injury, Mulls Running Next Race At USAs. - YouTube
![Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube](https://i.ytimg.com/vi/__Tw-rqa92c/hqdefault.jpg?sqp=-oaymwE8CKgBEF5IWvKriqkDLwgBFQAAAAAYASUAAMhCPQCAokN4AfABAfgB_gmAAtAFigIMCAAQARhlIGUoZTAP&rs=AOn4CLChsqyfBF8AZhEq49aZQvL0Elfkwg)
Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube
![Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube Donavan Brazier, defending 800m world champion hampered by injuries, out in heats | NBC Sports - YouTube](https://i.ytimg.com/an/AYQ_b_yszTk/7709608682438423432_mq.jpg?v=62d8a7ba)