Here is a map denoting the homicides in the Northwest Area of Baltimore and the pharmacy locations. The homicides are annotated in red paddles and the pharmacies are the blue paddles.
View Northwest Pharmacy and Homicide Sites in a larger map
This can be compared and contrasted to a similar map denoting the North East Baltimore homicides and pharmacy locations.
Click on this link for a list of the 2011 homicides in Baltimore City.
Here are some interesting studies regarding Baltimore City Homicides:
Baltimore Homicide Statistics - Gender Comparison of Victims
Baltimore Homicide Statistics - Comparison of the Age Ranges of the Victims