BBC World News

1. Trump warns Iran 'time is running out' for nuclear deal as US military builds up in Gulf

   Tehran says its armed forces are ready "with their fingers on the trigger" to respond to any aggression.

2. 'Don't take us to a hospital': Iran protesters treated in secret to avoid arrest

   Wounded demonstrators tell the BBC they are relying on medics willing to risk their own safety by treating them at their homes.

3. Border agents involved in fatal shooting of Alex Pretti placed on leave

   As Trump and the Minneapolis Mayor spar over social media on immigration law enforcement, the US continues to be roiled by the killing of nurse Alex Pretti.

4. Panic on crowded Ukraine train - passenger describes moment of Russian drone strike

   The BBC speaks to a person who was aboard a train on which five people died after it was targeted by drones.

5. Plane crashes in Colombia, killing all 15 on board

   State ariline Satena says its aircraft carrying 13 passengers and two crew "suffered a fatal accident".