BBC Sport - Usain Bolt 'let down' after predicting future stars of athletics

Predictions have let me down - Bolt

Usain Bolt says he no longer makes predictions about future sprinting stars as he has been "let down" in the past, and tells Steve Cram he will wait to see how promising Canadian Andre De Grasse's career will play out.

Watch Usain Bolt: The Final Chapter on BBC One, Saturday at 13:15 BST. (UK only)

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