In the gymnasium of a South London technical school, site of this year's World Memory Championships, Norwegian Ola Kaere Risa checks his stopwatch.
Risa is Norway's only contestant this year.
"I hope to defend the glory of my country," he says, laughing.
The 21st World Memory Championships are under way in London this weekend. About 75 competitors from some two dozen countries are vying to see who can memorize the most numbers, faces, playing cards or random words in a set amount of time.
Voter turnout on the first day of a referendum on Egypt's controversial draft constitution was so high in Cairo and nine other governorates that election officials decided to extend poll hours from 7 until 11 p.m. local time.