Sheikh Meshal Al Sabah, 80, seen as conventional pick, delaying transfer of power to younger generation like in Gulf neighbors

New Kuwaiti leader thanks Mark Esper for condolences, expresses concern over Trump's health

Crown Prince Sheikh Nawaf al-Ahmad Al-Sabah, 83, former monarch's half-brother, expected to be appointed as new ruler

Sudden medical procedure could lead to renewed power struggle in oil-rich nation's ruling family, with crown prince temporarily serving in Sheikh Sabah Al Ahmad Al Sabah's place

No details provided; visit comes as tiny nation sees over 58,000 coronavirus cases and 400 deaths

Speculation about Sheikh Sabah Al Ahmad Al Sabah's health sparked by tweet from Iranian FM Mohammed Javad Zarif