When US (or NATO which is the same) hits an hospital it's a mistake or a collateral damage.
When it's the other side it's a war crime.
This time over Syria the farce of no-fly zones as they were implemented over Bosnia or Irak will not happen, thanks to Su-35 and S-400.
I understand a truce has to be enforced, as for the moment the US-backed islamist insurgents (the so-called "moderate" ones) are clearly losing ground.
When instead of Aleppo it was Dresden or Hamburg or even Le Havre, the world media was not so present.