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			Not every time.  I would only do it if it's a close call between being legal and illegal.  To do it every time would be overkill, and could take focus away from the next contact.
		 
		
		
		
		
		
		
			
				__________________ 
				Felix A. Madera 
USAV Indoor National / Beach Zonal Referee 
FIVB Qualified International Scorer 
PAVO National Referee / Certified Line Judge/Scorer 
WIAA/IHSA Volleyball Referee
			 
		
		
		
		
		
			
			
			
			
			
			
			
			
			
			
				
			
			
			
		 
	
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