CNNW Sanjay Gupta MD June 10, 2012
injuries. but what happened to one lance corporal made my jaw drop. how does anyone survive having a rocket-propelled grenade being shot into their body? here's correspondent barbara starr. >> reporter: marine corporal perez know the rocket-propelled grenade was coming right at him. >> all of a sudden, just, i just saw the rpg coming towards me, and it hit me, and you know, i was hit and my boys, they knew exactly what to do and they came down, no hesitation, no nothing, and they picked me up, got me to safety. >> reporter: winder perez had a live, foot-long, rocket-propelled grenade...