doug colbert, the significance -- this was a bench trial, right?sar goodson was charged with most serious charge, second-degree -- can you explain "heart" murder? >> sure, but it is important keep in context howrare it is for police officers to be charged with homicide throughout our country. there is a proximally 10,000 people killed while in police custody during the last 10 years, and only 54 have made it to trial and only four had been convicted. rare.is exceedingly what we're seeing a baltimore is a local prosecutor who conducted an independent investigation because she was well aware of the likely outcome if police investigated themselves. the prosecution presented a very strong case against officer porter the first trial. nearly convicting him of two charges. yesterday's trump concluded with an acquittal, but in my opinion they presented a strong case and that would include the depraved indifference as well as the reckless homicide and the other assault and misconduct charges. and that is because officer goodson was under a duty to safeguard

doug colbert, a law professor at the university of maryland, has attended all three trials.t does that mean for the prosecution? >> it means that convicting a police officer in this country is an exceedingly rare event. and it also means there's a great deal of empathy and understanding of the police officer, and much less so of the people who find themselves suffering injury, and in this case, losing their lives. >> reporter: after gray's funeral, baltimore erupted in violence. buildings burned and more than 150 police officers were injured facing off with rioters. mosby's decision to charge the officers calmed the shaken city and was supported by residents like lois edwards. but now she doubts whether anyone will be convicted. >> they're not going to do nothing to them officers. and i feel like something should be done because a life was taken. >> reporter: critics of the prosecution say these acquittals are proof of a rush to judgment. scott, what the judge in this case viewed as a lack of evidence could influence the trials to come. >> pelley: jeff pegues on the freddie

doug colbert, a law professor at the university of maryland, has attended all three trials.at does that mean for the prosecution? >> it means that convicting a police officer this this country is an exceedingly rare event. and it also means there's a great deal of empathy and officer and much less so of the people who find themselves suffering injury and in this case losing their lives. >> reporter: after gray's funeral baltimore erupted in violence. buildings burned and more than 150 police officers were injured facing off with rioters. mosby's decision to charge the officers calmed the shaken city and was supported by residents like lois edwards. but now she doubts whether anyone will be convicted. >> they're not going to do nothing to them officers. and i feel like something should be done because a life was taken. >> reporter: critics of the prosecution say these acquittals are proof of a rush to judgment. scott, what the judge in this case viewed as a lack of evidence could influence the trials to come. >> jeff pegues on the freddie gray story from the beginning. jeff,