27th Annual GLAAD Media AwardsNEW YORK, NY – MAY 14: Actress Laverne Cox attends the 27th Annual GLAAD Media Awards held at The Waldorf=Astoria on May 14, 2016 in New York City. (Photo by Brent N. Clarke/FilmMagic) LAVERNE COX is celebrating after becoming the first transgender star to land a regular role on a U.S. network TV show. The “Orange is the New Black” star’s new legal drama, “Doubt,” was picked up over the weekend, becoming the first network show featuring a transgender series regular played by a transgender actor. Candis Cayne broke ground in 2007, when she played a recurring character on “Dirty Sexy Money.” Cox, who will play