World News Update, What you need to know

German Chancellor Angela Merkel has again ruled out forgiving some of Greece's crippling debt but said Berlin was open to a flexible repayment plan.

ELSEWHERE

FROMELLES - Young children from the French village of Fromelles have laid single red roses on the graves of unknown diggers at a remembrance service to mark Australia's worst loss of life in one day.

WASHINGTON - A defiant Donald Trump has refused to apologise for dismissing the military record of Senator John McCain, a former prisoner of war.

LOS ANGELES - The 21-year-old man who drowned in a pool at actor Demi Moore's Beverly Hills home was reportedly a staff member.

WASHINGTON - The US State Department has officially transferred the complex text of an Iran nuclear deal to American politicians, firing the starting gun on what is set to be a bitter Congress battle.

NEW YORK - Former US president George H.W. Bush has been discharged from hospital after receiving treatment for a broken bone in his neck.

WASHINGTON - The United States and Cuba are set to abolish one of the last vestiges of the Cold War, by restoring diplomatic ties that have been frozen for half a century.

ADEN - At least 57 civilians, including 12 children, have been killed in rebel bombing that targeted Yemen's second city Aden, a health official said.

CAIRO - Egypt's military has confirmed 59 militants and seven soldiers have been killed in fighting in North Sinai, including three soldiers in a checkpoint rocket attack.