RIVERHEAD, N.Y. -- A black man who grabbed a gun instead of calling police when his son awakened him with a claim that carloads of abusive white teenagers were headed to their home was sentenced to prison Wednesday for killing one of the boys. The sentence -- two to four years -- John White received incensed the family and supporters of Daniel Cicciaro, the 17-year-old who was killed in August 2006. White, a 54-year-old construction laborer from Miller Place, could have received up to 15 years. He was convicted in December after an emotional three-week trial in which defense attorneys...