Why is Israel targeting Lebanon's bridges?

An Israeli air strike damaged the Qasmiyeh bridge on Sunday, one of the main routes linking the south to central Lebanon, near the coastal city of Tyre.This comes after Israel's defence minister, Israel Katz, said in a statement that Israeli forces had been instructed to destroy the crossings over the Litani river that were being used by Hezbollah to send reinforcements.Many Lebanese people fear that Israel is attempting to cut off the south of Lebanon from the rest of the country ahead of a possible large-scale invasion, and that displaced families may not be able to return to some of those areas.More than a million people have been displaced, which could lead to a major humanitarian crisis.The BBC's Middle East correspondent Hugo Bachega reports from Lebanon.More on this story here. At least 10 people were killed and 27 injured, according to Lebanon's state-run National News Agency.Iranians speak about life during the war with constant threat of bombs and regime crackdowns.Ben Chu from BBC Verify has been looking at what role the Royal Navy could play in the Strait of Hormuz.Displaced Palestinians were told to secure their tents to prevent them being blown away as a storm swept through the enclave. Dan Johnson hears from Iranians at a crossing in north-west Iran about their thoughts on the war and regime.BBC Verify explains how we verified a video of a fire at an oil depot in Iran.The footage demonstrates the flow of ships passing through the Strait of Hormuz in the Gulf since the US-Israeli military offensive began against Iran on 27 February.Trade at the Middle East's biggest port has been hit hard since Iran's blockade of the Strait of Hormuz began.Foreign Secretary Yvette Cooper has hit back at President Trump's criticism of the UK response to the conflict in Iran.Footage shows flames tearing through the building in the early hours of Sunday, following more attacks on the gulf state.Video filmed by a witness and verified by the BBC shows a drone crashing close to the airport.The BBC's Nick Marsh examines how unrest in the Middle East will impact living costs around the world.Iranians fleeing their country have told the BBC what life under bombardment has been like.Ben Chu has been looking at what’s happened to marine traffic in the Strait of Hormuz, a key trade passage. The UK Government advised British nationals to "shelter in place and register your presence" with all flights from Dubai suspended until further notice. Iranian Americans in Los Angeles dance in the streets on day two of the conflict.People in the UK, Spain and the United States celebrated on Saturday following news of the strikes.The Qataris, the United Arab Emirates, Kuwait, Bahrain and Jordan say they have been intercepting missiles fired from Iran at US military bases on their territory.The BBC's John Donnison was reporting live from Jerusalem when emergency alerts sounded from his phone.British woman detained by Iran says it was hard to remain positive in prison, hours before she and her husband were sentenced to 10 years for espionage.