People who are sworn to defend all of us in communities across this country are asking for help tonight. In protecting their lives. Criminals are now using high powered guns. To -- down police and... See More
People who are sworn to defend all of us in communities across this country are asking for help tonight. In protecting their lives. Criminals are now using high powered guns. To -- down police and staggering rate the number of police killed by gunfire has risen 20% in the past year. And just last night one gunman took down six officers one shot dead five others fighting for their lives at this moment. And today police told ABC's senior Justice Department correspondent Pierre Thomas that it is time to say enough. It was a routine drug investigation last night in Ogden you -- Police officers descended on a home they were met with a hail of gunfire earlier multiple gunshots going off. It sounded like AK forty -- six officers hit seven year police veteran injured frank -- married with two children was killed. Agent pray for almost one of the more experienced. Agents and are you. You'll be sorely missed. The dreaded words officer down being heard all to loft the number of police officers being shot and killed in the line of duty is likely. In fact there have been six fatal police shooting in just the last seven days. -- can't think of anything that really shows more disrespect towards society in general. Then the killing of -- uniformed police officer. While the -- police say they're losing the arms race opted facing criminals with us out. That can be bought virtually it -- gun store online or through -- -- black market. The officers aren't as well armed in some cases as to criminals are going up against. Firing the weapon you can see the difference this handgun as the title patrolman usually carry on the beach. -- seven assault style rifles -- showing up in the hands of criminals. No match. Police say they're encountering look at real criminals. Rather shoot it out with the officers and go back to deal to face the longer sentences handed out to repeat offenders. We have -- much more desperate cold blooded brazen criminal. On the streets of America. Tonight he -- top five officers remain in the hospital in serious to critical condition. Fighting for their lives it doesn't matter if -- your department or another department you still feel the pain you feel a loss. The suspect has been -- -- -- an army veteran whose father says suffers from post traumatic stress disorder. And -- he also had a criminal record. All right -- our thanks to you.
This transcript has been automatically generated and may not be 100% accurate.