but it was the eagle eyes of two officers who noticed that one different item and made the arrest, ending the nightmare. pierre thomas, abc news, washington. >> a little snapshot of colorado gun laws. no ban on assault weapons. no ban on high capacity ammunition clips. no registration required. no gun owner licensing required. no background checks for online sales or person-to-person transactions required, no limit on the amount of handguns you can buy in one purchase. >> 22 mass shootings in 2012 according to the brady campaign as well. so -- and no politician, president, mitt romney, want to go near it. although the president did support the assault weapon ban. now isn't going in that direction. >> made romney sign one in his state as governor -- >> neither of them want to go. go in the direction. >> shocking. we will have your comments on the debate when we come back. >> uh-huh. >> announcer: abc's "world news now" will continue after this from our abc stations. >> announcer: abc's "world news now" will continue after this from our abc stations.