dr. guhe's joining us from los angeles, though he works in nashville. dr. gu, can you respond to senator -- former senator rick santorum? >> yes, and thank you so much for having me on your show. i think former senator santorum's comments were very reminiscent of the queen of france paris and 21 she said "the starving peasants, let them need cake." it is unconscionable. cpr is not necessarily helpful for victims of penetrating trauma. oftentimes, there is bleeding around the heart o or there is a collapsed lung that could be causing a cardiac arrest. doing chest compressions is just counterproductive at that point. many of these patients are bleeding and that is the source of why they are in such distress and doing cpr is just not going to help them. his comments just really reminded me of a patient that came into the hospital when i was on call. there was a man who had multiple gunshot wounds to his abdomen. when he came into the trauma bay, his blood pressure was very low. his heart rate w

among them, dr eugene gu of vanderbilt university medical center, who tweeted -- "as a surgeon, i've operated on gunshot victims who've had bullets tear through their intestines, cut through their spinal cord, and pulverize their kidneys and liver. rick santorum telling kids to shut up and take cpr classes is simply unconscionable." the family of stephon clark is demanding criminal charges for -- and against the sacramento police officers responsible for the fatal shooting of the unarmed african american man. the police officers shot him 20 times in his own backyard. this is stephon clark's grandmother sequita thompson speaking at a powerful news conference on monday. >> my grandson was 23 years old. now my great grand babies do not have their daddy. why didn't they shoot him in the arm or leg?'s in the dogs, a taser. why? why did they have to do that? he had a cell phone. i just want justice for my grandson, my daughter, my poor babies. he has brothers. justice. i want justice. i want justice for stephon clark. please, give us justice. amy: stephon clark's killing has sparked massiv