UN General Assembly live: Trump, Qatar emir to speak as Iran war dominates

Brazil's President Luiz Inacio Lula da Silva will deliver the first speech by a head of state at the opening of the 81st session of the UN General Assembly. He will be followed by US President Donald Trump, who is addressing the assembly for the second consecutive year. Other notable speakers include Turkish President Recep Tayyip Erdogan and Qatari Emir Sheikh Tamim bin Hamad Al Thani.