An innovation that’s saved countless lives: 100 years of Garrett Morgan’s traffic signal
By Kara Nelson, CNN (CNN) — Whenever Sandra Morgan approaches an intersection as the light shifts from green to yellow, she said she feels a touch of pride. “I’m reminded of my unique family heritage and my grandfather’s contribution to public safety,” Morgan told CNN. It’s been 100 years since Garrett Morgan, Sandra’s grandfather, patented the three-position traffic signal.
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