Earlier quoted context omitted.
I don't think having more positive stories about a Democratic president makes a publication left-leaning, especially given that Obama is the only president in recent memory not actively involved in some scandalous behavior. This is coming from someone who did not agree with most of Obama's policy decisions but at least could respect his integrity.
The media never reported on any of his scandals because he never had any scandals because the media never reported on his scandals because....
Not enough people cared about the extra-judicial assassination of a US citizen because he was probably a terrorist so it only lasted one news cycle, that could have been a scandal but it was not. If people don't care about the behavior as being wrong then the event won't be a scandal.