US defends its deal with Iran

Donald Trump says he expects a ceasefire to take effect "on all fronts", including between Israel and Iran-backed Hezbollah in Lebanon while Vice President JD Vance says the memorandum signed with Tehran is already bearing fruit and insisted that Washington holds the cards in coming negotiations. Meanwhile, a message attributed to Iran's Supreme Leader says that Tehran will not submit to any excessive demands.Also in the programme: why one critic calls Barack Obama's Presidential Centre a 'Klingon Prison'; and how Nigerian sisters born conjoined at the head are enjoying life after pioneering surgery assisted by artificial intelligence.(Photo: US Vice President JD Vance speaks to the media about the Iran-US memorandum of understanding in the White House Briefing Room in Washington, DC, USA Credit: JIM LO SCALZO/EPA/Shutterstock)