With just two months to go before the FIFA World Cup kicks off, design issues have emerged with the Nike shirts to be worn by several teams in the tournament, including the USA and Canada. Soccer's biggest event, hosted jointly by the US, Canada and Mexico, gets underway on June 11 with the opening match in Mexico City. During international matches played since Nike unveiled its World Cup kits on March 16, several soccer players were seen with shirts bulging at the shoulder. Prominent Spanish