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Japan produced the first upset of the Olympic Games when they beat potential gold medallists Spain 1-0 while favourites Brazil survived a scare before beating Egypt 3-2 on the opening day of the men's soccer competition at the London Olympics.
Hosts Britain were denied a win in front of a 72 000 crowd at Old Trafford when Senegal scored a late equaliser in a 1-1 draw.
In the earlier game at Old Trafford, Uruguay beat the UAE 2-1.
Belarus, playing in their first major international tournament, beat New Zealand 1-0 at Coventry.
The real upset though was at Hampden Park where Japan stunned Spain with a 34th minute strike by Yuki Otsu.
Morocco and Honduras drew 2-2, Mexico and South Korea finished goalless and Switzerland and Gabon drew one-all.
