|Women's World Squash Championship 2014|
|Venue: Degla Club, Cairo Dates: 15-20 December|
Seven-time champion Nicol David beat English qualifier Emily Whitlock to reach the quarter-finals of the Women's World Squash Championship in Cairo.
David, 31, won 12-10 11-9 11-1 against the 20-year-old from Macclesfield.
"She played really well for the first two games in particular," David told the tournament website. "She is a great young player."
David goes on to face French sixth seed Camille Serme, who beat Emma Beddoes of England 11-5 11-13 11-4 11-4.
England's reigning champion Laura Massaro and compatriots Alison Waters and Sarah-Jane Perry play their last-16 matches on Wednesday.
|Women's World Championship top seeds|
|1. Nicol David (Malaysia)||6. Camille Serme (France)|
|2. Laura Massaro (England)||7. Low Wee Wern (Malaysia)|
|3. Raneem El Welily (Egypt)||8. Nour El Tayeb (Egypt)|
|4. Nour El Sherbini (Egypt)||9. Annie Au (Hong Kong)|
|5. Alison Waters (England)||10. Omneya Abdel Kawy (Egypt)|