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This is the Global News Podcast from the BBC World Service.
I’m Alex Ritson, and at 14 hours GMT on Wednesday, the 15th of April, these are our main stories.
Iran has warned that it will respond in kind to the US blockade if this continues.
Officials in Southern Turkey say at least four people have been killed in a shooting at a secondary school.
Also in this podcast:
"I've already found two close relatives, which destroys the myth that no one in our family was involved."
"To have my perspective changed at the age of 71 is a bit of a shock."
The search engine which tells Germans if members of their family were Nazis.
Iran has warned that it will block trade through the Red Sea,
as well as the Gulf and the Sea of Oman,
if the United States continues its own blockade of Iranian ports and shipping.
Iran has no coastline along the Red Sea, although it supports coastal-based Houthi groups in Yemen.
The US military says it has completely halted Iran's sea trade, though it's hard to confirm this.
Meanwhile, on the diplomatic front, Tehran says it's still talking to Washington
following last weekend's failed talks in Pakistan.
As we record this podcast, Iran has said a Pakistani delegation is expected to arrive in Tehran for talks.
On Fox News, President Trump said the war was nearing an end,
and he defended starting it in the first place.
"I had to divert, because if I didn't do that,