In 2015 the FBI’s ballistic research program began to take a second look at some of the new 9mm ammunition. 
As a base for performance, the FBI mandates that the bullet must penetrate at least 12 inches in 10-percent ordnance gelatin, and it must do so even when encountering a wide array of barriers. They found that modern 9mm ammunition, specifically Speer Gold Dot G2, delivered impressive terminal ballistics. Performance that slightly surpasses that of the .40 S&W. With these findings, the 9mm became more favorable for personal defense scenarios.
	
	
		
			
				
					
						 
					
				
			
			
				
					
						
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			As a base for performance, the FBI mandates that the bullet must penetrate at least 12 inches in 10-percent ordnance gelatin, and it must do so even when encountering a wide array of barriers. They found that modern 9mm ammunition, specifically Speer Gold Dot G2, delivered impressive terminal ballistics. Performance that slightly surpasses that of the .40 S&W. With these findings, the 9mm became more favorable for personal defense scenarios.
 
					
				9mm for Personal Defense
When choosing your defensive handgun, there are several things to consider. One of the most important things is what the
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