Brands roll with stoner 'holiday' as pot legalization grows

LOS ANGELES (AP) — Potheads have for decades celebrated their love of marijuana on April 20, but the once counter-culture celebration that was all about getting stoned now is so mainstream Corporate America is starting to embrace it.No, Hallmark doesn't yet have a card to mark "420." But many other businesses inside and outside the multibillion-dollar cannabis industry are using April 20, or 4/20, to roll out marketing and social media messaging aimed at connecting with consumers driving t