Sgt. Leo Dunson sings "Easy" for his voice class final exam at the University of Nevada Las Vegas, Thursday, April 26, 2012, in Las Vegas. While working to earn a degree in political science, Dunson ... more 
Sgt. Leo Dunson sings "Easy" for his voice class final exam at the University of Nevada Las Vegas, Thursday, April 26, 2012, in Las Vegas. While working to earn a degree in political science, Dunson focuses much of his engergy on building a career in rap with music that focuses on his journey serving in Iraq with the Army and his battle with PTSD. (AP Photo/Julie Jacobson) less 
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Associated Press | Photo By Julie Jacobson
Tue, May 15, 2012 5:25 AM EDT