[Fellshard]

Neither, from what I've seen. Big retractions made quietly is the pattern across the board, from mainstream outlets to 'alternative media'.

[davidw]

The latter is a propaganda outlet. Places like WP may not print retractions quite like you'd like, but they do print them, people do get fired for ginning up stories, and there is a sense of accountability.

[Fellshard]

Only for the egregious, easily-checked lies.