A seven-page document, mailed by an elusive figure, has set off a court battle over the estate of Tony Hsieh, the former chief executive of Zappos.

As the conflict with Iran expands and intensifies, President Trump’s options — to fight on, or to move toward declaring victory and pulling back — both carry deeply problematic consequences.

The Israeli military said it killed the brother of Ayman Mohamad Ghazali in an airstrike in Lebanon a week before the attack on the synagogue.