In a rare moment, Donald Trump received “boos” from a crowd of supporters at a Florida summit Friday for saying he supports abortion in cases of rape and incest. Reporting from the rally, CNN correspondent Kristen Holmes said that the conservative Turning Point USA’s “very Trump friendly room” went cold on the Republican presidential nominee after he said he supported some exceptions in which abortion should be necessary. “He did get boos when he start talking about abortion from a section of the crowd when he said that he supports those exceptions for incest and rape and health of the mother,…