. >> greg martin is a renowned firearms dealer.eet him at the autry museum of the american west in los angeles. so, it was pretty innovative, what colt did. >> extremely innovative. there were other attempts at revolving firearms made, but colt was the first practical invention that really made it so you could use it. >> what does it mean, single action? >> a single action means that, when you want to activate the gun and turn the cylinder, you pull the hammer back, and the cylinder will turn. >> ready to fire. >> ready to fire. >> one of the first to take advantage of colt's revolver -- the u.s. military during the mexican-american war in 1846. >> this is the largest handgun made at the time, and it weighs 4 1/2 pounds. okay. >> oh, my gosh. it's as heavy as a rifle. >> the next evolution, this is a standard model that was used in the civil war. >> that's a big piece of history. >> and which they made approximately 250,000. >> then, in 1873, colt adds a self-contained metallic cartridge to his new single action army model, nicknam

greg lee will talk with him live during the 9 about his campaign. >>> happening today, a ribbon cutting ceremony in san jose for a new voting center. it's in the dr. martin luther king jr. library. the ribbon cutting ceremony is set for 1:45 this afternoon. it will be followed by a town hall meeting at 4:00 p.m. on election security. that will be at the university's hammer theater. >>> well, today, president trump continues his campaign swing through the west. he'll hold a big rally in colorado springs. yesterday, the president was in bakersfield promising to help farmers with their water needs. he was joined by california republicans including congressman devon nunez, kevin mccarthy and tom mcclinic talk. to farming areas in the central valley and he accused the state of chronic mismanagement of water. >> can you imagine the state being rationed when you have millions and millions of gallons being poured out into the pacific ocean that you could have and you'd have more water than you knew what to do with it. >> president trump signed an executive order changing environmental rules to sent more delta water to central and southern california. however, th

martin in self-defense this lawsuit alleges the candidates defamed him for political gain the campaigns did not immediately respond to the requests for comment >> cleveland browns offensive tackle gregwith the law after being arrested at a checkpoint near the u.s./mexico border according to the department of justice, the 27-year-old and two associates were traveling through the federal border when authorities found 157 pounds of marijuana in their possession. robinson and the driver of the car free agent wide receiver jakwan gray were charged and could face 23 years in prison. a third unnamed person was charged. >> a small town in colorado has sworn in a big furry new leader. parker, the snow dog, was officially sworn in as the honorary mayor of georgetown he was already a bit of a local celebrity there, serving as a therapy dog at a camp for people with disabilities. he can often be spotted at denver bronco games. >> i think his ties are the best part >> that whole thing. >> it's great. all right. now to the day one boy has waited half his life for here's nbc's catie beck. >> reporter: 8-year-old nike could fill an album with family photos but these special moments of holidays and

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