With Alauddin Marri taking oath as the caretaker chief minister of Balochistan, all four provinces now have the top interim slot filled.

Who is Marri?

Marri is a businessman and social worker from Mastung. The son of former bureaucrat Ghulam Moheyuddin Marri, Alauddin Marrri is not a member of any political party.

He was sworn into office today in Quetta by Balochistan Governor Muhammad Khan Achakzai.

With Marri's oathtaking, the interim chief ministers of all four provinces have taken oath to serve for the less-than-two-month period until general elections on July 25.

You can read more about him here.