Defender Christoph Spycher has pulled out of Switzerland's World Cup squad

Defender Christoph Spycher has pulled out of Switzerland's World Cup squad because of a knee injury and quit international football.The Eintracht Frankfurt player said: "I had no other choice but to inform the coach that he must plan without me."I've had a great time with the national team but now it's over."Spycher, 32, is one of Switzerland's most experienced players with 47 caps,