Australian Prime Minister Malcolm Turnbull stubbornly clings to power as senior ministers deserted him, saying he would hold a second leadership vote on Friday only if he received a letter signed by the majority of the ruling party.

Prime Minister Sheikh Hasina reaches Sydney on a three-day official visit to Australia at the invitation of her Australian counterpart Malcolm Turnbull to receive the Global Women's Leadership Award at the 2018 Global Summit of Women and hold a bilateral meeting with him.

Steve Smith's future as Australia captain was thrown into doubt after he was banned for one match after admitting responsibility for the ball-tampering scandal that marred the ongoing Test against South Africa.

Australian Prime Minister Malcolm Turnbull bans sex between ministers and staff and rounded on his deputy for a "shocking error of judgment" by having an affair with a press secretary.