upcoming Academy Awards telecast may be caught between Chris Rock and a hard place. The comic actor is facing pressure to bow out as host of the 88th annual Oscars — with less than six weeks to go before the Feb. 28 telecast — over the mounting calls for boycotting the awards in response to the lack of diversity among the Oscar nominees. On Monday’s holiday celebrating Martin Luther King Jr., both Spike Lee and Jada Pinkett Smith announced they would not be attending the Academy Awards to protest a second straight year without a black actor receiving a single...