Martin family lawyer disputes then - police chief 's rationale for his firing . Bill Lee says he had to arrest George Zimmerman just to stop police . Lee : Department did n't release the tapes because they could have prevented probe . Lee defends ` ` sound '' tape and says race never played a role in probe .
Martin family attorney disputes ex-police chief 's rationale for his firing . Bill Lee says he refused to arrest George Zimmerman just to placate public . Lee : Department did n't release 911 tapes because they could have hampered probe . Lee defends `` sound '' investigation and says race never played a role in probe .