. >> reporter: a with colon cancer on both his mother and father side, john gifford is a diligent about getting a colonoscopy every five years. so when his doctor offered a new test using artificial intelligence, john immediately said yes. >> we are living in a tech world. this seems like the next obvious evolution. >> reporter: the colonoscopy developed by doctors at university of california irvine was designed to spot the polyps were all colorectal cancers begin. >> colon cancer is the second leading deaths of deaths in the u.s. >> reporter: it can identify up to 20% more abnormalities than a traditional test. the system uses an algorithm analyzing 98 images per second as a searches for both formed polyps and tissue that could become one. the program shows the results to doctors in real time, during the procedure. >> it may identify a polyp that we otherwise might have missed. >> reporter: in jones case, the test did exactly that. detecting two polyps that were beginning to form on his colon. a potentially life-saving fine. thanks to a smarter scam. chris martinez, cbs news, orange, c

gabby giffords was a mentor to me the legislature and also in congress. i was a law clerk for john -- in fact, he just come back and visit with me right before the shooting. i was devastated when gabby giffords was shot, when zimmerman was killed, john was killed, i have changed my vote the way i address gun violence. i am part of a program that moms demand action. in another moms here tonight, thank you for being here, i am particularly interested in a program that teaches parents before they schedule a play date, quality of the family and say, do you own guns? do you have them in your house? are they loaded? where do you keep them? if the parents are not comfortable with any of the answers, they do not schedule the play date. we have got to do common sense things to stop gun violence. >> thank you, ms. marquez peterson. >> i am prosecco namenda. i do not believe that we should be penalizing legal gun owners, lawful gun owners and takinghis way. i think we need to focus on the issue, which is keeping hands of -- keeping guns out of the hands of bad people. mental health, behaviora

gabby giffords was a mentor in congress and i was a law clerk for john role. he visited with me right before the shooting. i was devastated when gabby was shot, when gabe simmerman was killed, when john was killed. so i have changed my votes to -- my vote, my way to address gun violence. i'm part of a program called mom's demand action. there are moms here tonight. thank you, mom's for being here. i'm interested in a program that teaches parents before you schedule a played it, to call the other family and say do you own guns? do you have them in your house? where do they keep them? if the parents are not comfortable with these answers, they don't schedule a play date. we have to do common sense, sensible things to stop gun violence. moderator: miss marquez peterson. ms. marquez peterson: i am pro-second amendment. i don't believe we should penalizing lawful gun owners. we need to focus on keeping guns out of the hands of bad people, those that hurt themselves and hurt others. we have a lot of work to do in terms of databases that don't speak one to another, m