Strict coronavirus restrictions have hit vital border trade in southeast Tunisia hard, triggering an exodus to Europe.
Sheikh Sabah had resigned after parliament backed a request to question him over his choice of cabinet members.
Vessel was sailing from Lagos to Cape Town when it was attacked northwest of Sao Tome and Principe.
Supporters of jailed opposition leader Alexey Navalny demand his release, defying bitter cold and a ban on protests.
A 56-year-old woman who recently returned from Europe tested positive 10 days after completing two weeks in isolation.
Tens of thousands hold biggest protests in years to demand the release of Kremlin critic Alexey Navalny.