Umno supreme council member Nazri Abdul Aziz says his party is not afraid of former premier Dr Mahathir Mohamad's threat to expose dirt on the ruling party.

“Go ahead and dig (out the dirt), we are all open. Prime Minister Najib Abdul Razak's wealth is also out in the open.

“Please dig, we want to know what turns up.

The tourism minister said he himself had declared his wealth to Mahathir when the latter was heading the Cabinet...