How will responses to the confrontation between Israel, its allies and Iran redefine the line that divides Donald Trump and Joe Biden?

Host Anne McElvoy talks to Kim Darroch, the former British ambassador to Washington and former U.K. national security adviser, about the scenarios facing President Biden and what Trump might do if he returns to office. They also discuss the options available to Israeli Prime Minister Benjamin Netanyahu in responding to Iran's failed attack.

They are joined by Nahal Toosi, POLITICO’s senior foreign affairs correspondent in Washington, who has been reporting on this week's dramatic developments.

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Israel-Iran conflict: Biden and Trump vie for answers