BBC World News

1. Trump warns 'clock is ticking' for Iran as peace progress stalls

   Iranian media reports the US has not made concrete concessions in response to Tehran's latest proposals.

2. Driver of crashed train tested positive for drugs, Thai police say

   The freight train collided with a bus in Bangkok, killing eight people and injuring dozens of others.

3. WHO declares Ebola outbreak in DR Congo an international emergency

   The agency added that the outbreak, with around 246 cases and 80 deaths, does not meet the criteria of pandemic emergency.

4. How worrying is the Ebola outbreak in DR Congo?

   An outbreak in DR Congo has been declared a health emergency, with almost 250 suspected cases reported.

5. 'This may be the last time you hear my voice': Political executions surge in Iran since start of war

   Since the US and Israel attacked Iran on 28 February, the UN says it’s verified the execution of at least 32 political prisoners.