The US president earlier said that Tehran only made the proposal to open the strait within seven days because "they're losing so badly".

Lawyers for Pike, who killed a fellow student in 1995, say she should get clemency and would not be sentenced to death if the crime happened today.

Christy Spivey tells the BBC she only has more questions now police think Tasia Fortune's body was put in the tree after her death.

The deaths have sparked a national outcry about the scale of violence against women in the country.