MotoGP star Marc Marquez is set for another spell on the sidelines after revealing that he is suffering from another episode of double vision.
It comes after the Spaniard fell off his bike several times during warm-up sessions ahead of the Indonesian Grand Prix last weekend.
The most spectacular of those was a violent crash in which he was flung 15 feet in the air and came crashing back down onto the tarmac after the back wheel of his Honda gave way.
Marquez hit the ground hard, with his helmet making clear contact with the tarmac before he rolled away and came to rest at the side of the track.
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