By Bryna Jean-Marie The sports broadcaster and cohost of a new weekly CNN+ show says she is locked in on giving Black and brown women access and opportunity. Sports Illustrated and Empower Onyx are putting the spotlight on the diverse journeys of Black women across sports—from the veteran athletes, to up-and-coming stars, coaches, executives and more—in the series, Elle-evate: 100 Influential Black Women in Sports. Long before Cari Champion ever knew she’d become a broadcast journalist, she used to tag along to Los Angeles Lakers’ games with her sports-obsessed grandmother, Estelle Manning. No…