Homicide investigators work in front of Haven Drugs, Sunday, June 19, 2011 in Medford, N.Y., where four people were shot and killed earlier in the day. Investigators believe that a single gunman was ... more 
Homicide investigators work in front of Haven Drugs, Sunday, June 19, 2011 in Medford, N.Y., where four people were shot and killed earlier in the day. Investigators believe that a single gunman was responsible for the shooting of two employees and two customers inside the pharmacy. (AP Photo/David Rubin) less 
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Associated Press | Photo By David Rubin
Sun, Jun 19, 2011 4:29 PM EDT