Missouri senator , President Barack Obama lead calls for police body cameras . Score: 6 Grand jury declined to indict Officer Daniel Pantaleo in Garner 's death . Twenty-two months later , the country watched home video of four Los Angeles police officers using a stun gun on Rodney King and hitting him more than 50 times with batons . Other incidents of alleged excessive force caught on tape produced mixed results .
Missouri senator , President Barack Obama lead calls for police body cameras . Score: 6 Grand jury declined to indict Officer Daniel Pantaleo in Garner 's death . Other incidents of alleged excessive force caught on tape produced mixed results .