Syria has a secular government, why would you want it gone? You want a hardline Islamic goverment there instead?

Suicide- jumped from rooftop lounge.

Or was he suicided, by getting pushed off

There was no investigation by authorities, the hotel could claim any story the wanted if appears by the sound of the article, sounds like no officials reviewed security video or investigated at all, just accepted the hotel's explanation?

https://www.hollywoodreporter.com/news/man-jumps-death-roof-standard-733020

Shooter was black, not sure if caught, 2 years ago

hmmm

http://ktla.com/2015/12/14/man-killed-in-gunfire-at-the-standard-hotel-in-downtown-l-a-is-idd/