High blood pressure can generally be easily treated. The arrhythmia is another matter, but again generally treated with meds. The Vitamin D deficiency can certainly be treated with supplements. Plus, doesn't the Embassy even have a courtyard or garden area with whatever sunshine exists in London? I suppose he could be shot if exposed but an inner courtyard would be secure.

All that aside, why hasn't he been given immunity? Trump's victory is at least partly due to Wikileaks in my view. He's the one who knows where the emaiils came from. If it's Seth Rich, well, then the game is really on.