. >> for 20 years robin miller worked inside york city's jails, a world she described as seedy, rampant with drug abuse, violence and sexual assault. >> guys, we woke up this morning to the horrific news of the murders of police officers in dallas. 11 police officers shot. five have lost their lives in an ambush sniper-style attack. we've got team chaser coverage how this impacts our local law enforcement. ashley, you have been chasing the camden county police department which has turned around, a very, very dangerous city of camden, and i want to check in with you, but first start with sibile who is in essex county, you tracked down the sheriff and how the essex county sheriff's department is dealing with the horrific news and how they are taking steps to prevent something like this from happening here, what do you got, sibile? reporter: outside the office of emergency management. sheriff armando gathered about 300 officers in light of the assassination of five police officers in dallas, texas. >> tragic events in dallas, shouldn't have any impact on what we do. we still have to get ou