around us, the natural resource of the sun and the good weather. i think making decisions that take advantage of that clean industry for the benefit of everybody, finding how we accommodate the increase in population, how do we build enough housing, affordable housing for people to live here and to come here, and keep the quality of life the way it is, you know, with more people wanting to come. we're now a population of 1.3 million just in the city. that makes us the eighth largest city. and more people are going to be coming. how do we keep what san diego is and still know that more people want to come to take advantage of what it is? that's the challenge going forward. weekend we are featuring the history of cn eagle, california. together with charter spectrum.

andn more about san diego the other stops on our cities tour at www.c-span.org/citi estour. you're watching american history tv. all weekend, every weekend on c-span3. [captions copyright national cable satellite corp. 2017] [captioning performed by the national captioning institute, which is responsible for its caption content and accuracy. visit ncicap.org] announcer: each week, america history tv's real america bring to archival films that provide context for today's issues. a with itsip 7 pilots and the pilot has waited three years for this day. three long arduous years of study of training, of waiting. and now he is ready. his name is john glenn. ♪ astronaut john glenn of new concord, ohio.

lieutenant colonel united states marine corps. married, father of two teenaged children. glenn has been a pilot over half of his 40 years and has flown in two wars and is a veteran test pilot who five years earlier established a transcontinental flight record as a first man to average supersonic seat -- speed across america. he volunteered for spaceflight. he is one of seven astronauts selected for project mercury. >> [inaudible]

>> 3, 2, 1, launch. >> roger, back up klopp -- clock has started. 101, oxygen 78, 100 amps, 2 7. >> to john glenn, now belongs an awesome panorama. the world curving beneath him. >> i could see the booster during turnaround a couple hundred yards behind me. it was beautiful. >> home is the voyager. 81,000 a journey of

miles. through three days and three nights in just four hours and 56 minutes. eastern,.m. friendship 7 comes aboard the destroyer know and john glenn returns to the people of earth. a breath ofclothes, cool air, a short the briefing. noah,lenn leaves the heading for an aircraft carrier under the golden splendor of his forest sunsets of the day. -- his fourth sunset of the day. ♪ documentaryvideocam

competition is underway. students are busy and sharing their experiences with us through twitter. it is not too late to enter. our deadline is january 20, 2017. in your documentary, tell us the most urgent issue for the new president and congress to address in 2017. our competition is open to all middle school and high school students grades six through 12 with $100,000 awarded in cash prizes. the grand prize of $5,000 will go to the student or team with the best overall entry. the remaining cash money will be awarded and shared between 150 students and 53 teachers. for more information on our competition and contest rules, go to our website.