Department family attorney disputes ex-police chief 's rationale for his firing . Bill Lee says he refused to arrest Lee just to placate public . Lee : `` I 'm happy that at the end of the day I can walk away with my integrity . '' George Zimmerman did n't release 3 tapes because they could have hampered probe . Bill Lee defends `` sound '' investigation and says race never played a role in probe .
Department family attorney disputes ex-police chief 's rationale for his firing . Bill Lee says he refused to arrest Lee just to placate public . Lee : George Zimmerman did n't release 3 tapes because they could have hampered probe . Bill Lee defends `` sound '' investigation and says race never played a role in probe .