andrew geddes speaking to me earlier.ple killed by wildfires on the island of maui has now risen to 80. it's the us state's deadliest ever natural disaster. this is drone footage from the all—but—destroyed town of lahaina. as you can see, structures are completely flattened, trees stripped, with the devastation reaching all the way to the shoreline. hawaii's attorney general has begun an investigation into how authorities responded to the fires, after some residents said they received no warning. 0ur north america correspondent sophie long reports from maui. the historic city of lahaina, once the capital of the hawaiian kingdom, has been reduced to ruins. almost everyone who lives here has lost everything. we already know this is the deadliest disaster in the state's history, and the number of those who died is still climbing. this was lahaina's historic seafront, now reduced to ashes. bustling streets and shops all razed to the ground. but it's too early to accurately assess the full extent and impact of this disaster. b

andrew geddes — director at the migration policy centre at the european university institute, told usain stumbling block was the lack of effective co—operation between the british and french authorities. the fact that this is continuing as an indication that up to now, a failure of cooperation. there have been frequent attempts over recent years for french and british authorities to reach agreement on a more effective means of policing the channel, stopping people from embarking on these dangerous journeys but we are not seeing the results of that. so, this is an indication of failure of cooperation and the need for reinforced corporation to stop this tragedy recurring. what would that corporation look like? the mp for dover, natalie elphicke, said that this incident highlighted the need forjoint patrols on the french coast to stop migrants leaving there to come to british shores in the first place. what is your response to that? there is no magic solution, no one single measure can resolve what is a very complex issue. there would need to be increased cooperation on security to preve

live now to florence where we can speak to andrew geddes — director at the migration policy centre atopean university institute. thank you forjoining us. what you think and french authorities should be doing to prevent tragedies like this? figs be doing to prevent tragedies like this? ~ , be doing to prevent tragedies like this? �* , , this? as we reported, it is absolutely _ this? as we reported, it is absolutely essential - this? as we reported, it is absolutely essential that l absolutely essential that authorities are able to cooperate to prevent people making these dangerous journeys. prevent people making these dangerousjourneys. the prevent people making these dangerous journeys. the fact that these are continuing as an indication that there has been a failure of cooperation. they have been frequent attempts over recent years for french and british authorities to reach agreement on a more effective means of policing the channel, stopping people from embarking on these journeys channel, stopping people from embarking on thesejourneys but channel, stopping people from embarking on