Watch: Lyse Doucet on emotion and politics at Tehran funeral of former supreme leader

Emotion and politics merge in Tehran at funeral of former supreme leader. Video, 00:01:09Emotion and politics merge in Tehran at funeral of former supreme leader Up Next. BBC in Tehran as mourners gather for former supreme leader's funeral. Video, 00:00:53BBC in Tehran as mourners gather for former supreme leader's funeral Funeral of Iran's former supreme leader 'intensely political moment' Video, 00:01:14Funeral of Iran's former supreme leader 'intensely political moment' Scorching heat and delays: How Washington DC marked America 250. Video, 00:01:23Scorching heat and delays: How Washington DC marked America 250 'America's 250th birthday is our 50th anniversary' Video, 00:01:16'America's 250th birthday is our 50th anniversary' Cape Verde fans 'proud' despite 3-2 defeat to Argentina. Video, 00:00:52Cape Verde fans 'proud' despite 3-2 defeat to Argentina Watch: Taylor Swift and Travis Kelce wed in NYC - here's how the day unfolded. Video, 00:01:32Watch: Taylor Swift and Travis Kelce wed in NYC - here's how the day unfolded 'It's so hot' - Dangerous hot weather grips parts of the US. Video, 00:01:17'It's so hot' - Dangerous hot weather grips parts of the US Moment huge waterspout twirls over lake in Germany. Video, 00:00:29Moment huge waterspout twirls over lake in Germany Man rescued from rubble eight days after Venezuela earthquake. Video, 00:00:59Man rescued from rubble eight days after Venezuela earthquake BBC at site of deadly Russian attack on Kyiv flats. Video, 00:01:27BBC at site of deadly Russian attack on Kyiv flats Mount Etna eruption creates trail of bright orange lava. Video, 00:00:45Mount Etna eruption creates trail of bright orange lava