Updated On: 13 September, 2015 02:03 AM IST | | AFP
<p>Roberta Vinci was so convinced she would lose to Serena Williams in the US Open tennis semi-finals that she booked a flight out for Saturday, never expecting to reach the championship match</p>

Roberta Vinci
New York: Roberta Vinci was so convinced she would lose to Serena Williams in the US Open tennis semi-finals that she booked a flight out for Saturday, never expecting to reach the championship match.
Roberta Vinci
But Vinci's "magic moment" has forced a major change in plan. The 32-year-old Italian stunned 21-time Grand Slam champion Williams 2-6, 6-4, 6-4 on Friday, dooming the top-ranked defending champion's dream of completing a calendar Grand Slam and matching the Open Era record with a 22nd career Grand Slam crown.