Cities with the Highest Rates of Gun-Related Homicides
(per 100,000 people)

1      New Orleans        62.1     
2      Detroit               35.9     
3      Baltimore           29.7     
4      Oakland, CA       26.6     
5      Newark              25.4     
6      St. Louis             24.1     
7      Miami                 23.7     
8      Richmond           23.1     
9      Philadelphia        20     
10 Washington, D.C.  19     

data from Centers for Disease Control [PDF]

new orleans because they are below sea level and it affects the barometric pressure and the intercranial pressure...and voodoo