African Diaspora black England black londonCarmelita Jeter, Tianna Madison, Allyson Felix and Bianca Knight smash the record winning gold at the London Olympicsby B.W.I.EUpdated on 2012/08/112012/08/15 LONDON — As Carmelita Jeter sprinted across the finish line in the women’s 4×100-meter relay Friday night, she turned to her left and pointed a …