US-Iran crisis: what we know so far

News Snapshot:

The US state department has issued a “worldwide caution” for Americans, saying the conflict between Israel and Iran could put those travelling or living abroad at an increased security risk. Vice-president JD Vance had insisted the US was “not at war with Iran, we’re at war with Iran’s nuclear programme” while US secretary of state Marco Rubio said that that the US was “not looking for war in Iran”. US president Donald Trump has brought up the possibility of regime change in Iran following US military strikes against three of its key nuclear enrichment sites over the weekend, even as...