Cika wannan magana: A ranar 1 ga Yuli, 2009, ya sanya hannu kan yarjejeniyar shekaru hudu, dala miliyan 6.8 tare da Tampa Bay Lightning. A ranar 19 ga Yuli, 2010, an yi musayar Walker zuwa Philadelphia Flyers, tare da zagaye na 4 a cikin
2011 NHL Entry Draft, a musayar da gaba Simon Gagne.