» AJC COMMEMORATIVE COVERAGE: Fifty years ago today during a turbulent year, two astronauts from Earth stepped onto another world for the first time. It was a moment that united people around the globe, if only for a brief time. Here are some snapshots from that historic mission.More StoriesThe LatestFlashback Photos: Remembering Snow Jam ‘82Flashback Photos: A look back at Atlanta railroadsFeaturedCredit: Miguel MartinezAtlanta is known for its trees. How far will it go to save them?A new ordinance to protect Atlanta's trees could soon reach City Council for a vote, but it's not clear if key provisions will make it in.Training center opponents vow to complicate 2025 city electionsOpponents of the law enforcement training center, known to some as "Cop City," told the AJC they promise to be a thorn in the side for Mayor Andre Dickens as he campaigns.Watch out, spring breakers: Friday could break records at the Atlanta airportTSA estimates Friday, April 4 is projected to see a record-breaking 115,000 Atlanta security screenings.