Issue 13
        
        
            JSA (1999-) #13
        
                
The Hunt for Extant' part 1! The JSA finally goes after the man who murdered the original Hourman, Doctor Mid-Nite and the Atom during the cataclysmic ZERO HOUR. The chase leads the JSA through a quickly unraveling timestream to the ends of the universe itself!
        
                
     
                
