April 20, or 4/20, is the unofficial holiday for stoners everywhere. While many theories about the reason the numbers 420 became associated with marijuana and weed culture, we tracked down the story that seemed to stick. Of course, it starts in Northern California. Live, local news from L.A.'s Very Own, KTLA 5
KTLA 5 News - Keeping Southern Californians informed since 1947.
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