They regularly promote their sin, in public, without shame, at various events. The Trump event celebrating their deviant lifestyle will be just the latest example. They don’t have to be half naked while marching in celebration of their sin for it to be reprehensible, as you are insisting. The mere public celebration of any sin should be unacceptable, if you truly believe in God, is the obvious point you refuse to accept.
This is a news and media story because the media knows it will divide Trump supporters. Otherwise it would not be reported.