A black political group offered a $10,000 reward Saturday for the killer of an African-American teenager, amid a nationwide uproar which has prompted a rethink of America's race issues. The New Black Panther Party displayed a wanted poster on its website with a picture of George Zimmerman, the neighborhood watch volunteer who shot Trayvon Martin, 17, last month. "WANTED!!! For the murder of Trayvon Martin... ALIVE, not dead or harmed," the poster read. <snip> Despite the racially charged nature of the case, Zimmerman's lawyer insisted his client was not racist. "I asked him, 'Are you a racist? Do you have...