Saudi Arabia has advised its citizens not to travel to Lebanon and asked those who are in the country to leave as soon as possible.
Lebanon has been edge after the sudden resignation of Prime Minister Saad al-Hariri, who announced his departure while on a visit to Saudi Arabia on Saturday.
His whereabouts have since been unknown. However, officials told Al Jazeera on Thursday that Hariri may be under house arrest or temporarily detained in the Saudi capital of Riyadh. Read more here.