Michael Hastings was the one who popped McChrystal out of a job with his RS story in 2010 for which he got death threats. He was on to a "huge" story when killed in a flaming car crash in June.
https://www.google.com/search?client=safari&rls=en&q=michael+hastings+car+crash&ie=UTF-8&oe=UTF-8
So, yes, some people would like Rolling Stone to be just about fluff. Or at worst, more
Politically Correct "news."
But RS has a long history of solid, independent reporting.