working in challenging and hazardous conditions. but here at heriot watt university, they re developing underwater robotic solutions to help take the strain. and they ve come up with this the orca autonomous drone. we ve got our scanning sonar, a mechanical scanning sonar. that can see all of these structures and items around the vehicle at quite a long distance. we ve got an acoustic modem. this means that when we don t use the tether, we can communicate with the robot using sounds underwater. and how does it move around in the water, is it with these propellers that i can see here on either side? there are eight thrusters that are used and it can move it in all six directions. you ve got forward, backwards, left, right, up, down, then you ve got roll, pitch, and turn. oh, wow, so it s pretty manoeuvrable then? yes. all this technology allows the device to work autonomously, planning its own route to fully scan a structure with little human intervention. so, the system tha
The United Nations fears for the safety of up to 150,000 civilians trapped in the last enclave of mosul. Its still held by the so called Islamic State but the iraqi army is closing in. As it does the Un Humanitarian Co ordinator in the country warns civilians are at extreme almost unimaginable risk. More on that in a moment. But first, our correspondent 0rla guerin reports from the front line in mosuls old city. Shes with Cameraman Nicholas Hameon and producer firle davies. A warning her report contains distressing images. A journey to the front line, our windscreen a reminder of the dangers ahead. 0ur escort from iraqs elite counterterrorism force. Snaking forward towards an enemy that is still inflicting casualties. Like this wounded soldier, being rushed away as we arrived. And families fleeing, too. 0n foot. Escaping hunger and fear, and a beloved city robbed of life. No food, no water. This is the old city area, it is really the heart of the battle. And when you look around here y
The United Nations fears for the safety of up to 150,000 civilians trapped in the last enclave of mosul. Its still held by the so called Islamic State but the iraqi army is closing in. As it does the Un Humanitarian Co ordinator in the country warns civilians are at extreme almost unimaginable risk. More on that in a moment. But first, our correspondent 0rla guerin reports from the front line in mosuls old city. Shes with Cameraman Nicholas Hameon and producer firle davies. A warning her report contains distressing images. A journey to the front line, our windscreen a reminder of the dangers ahead. 0ur escort from iraqs elite counterterrorism force. Snaking forward towards an enemy that is still inflicting casualties. Like this wounded soldier, being rushed away as we arrived. And families fleeing, too. 0n foot. Escaping hunger and fear, and a beloved city robbed of life. No food, no water. This is the old city area, it is really the heart of the battle. And when you look around here y
The United Nations fears for the safety of up to 150,000 civilians trapped in the last enclave of mosul. Its still held by the so called Islamic State but the iraqi army is closing in. As it does the Un Humanitarian Co ordinator in the country warns civilians are at extreme almost unimaginable risk. More on that in a moment. But first, our correspondent 0rla guerin reports from the front line in mosuls old city. Shes with Cameraman Nicholas Hameon and producer firle davies. A warning her report contains distressing images. A journey to the front line, our windscreen a reminder of the dangers ahead. 0ur escort from iraqs elite counterterrorism force. Snaking forward towards an enemy that is still inflicting casualties. Like this wounded soldier, being rushed away as we arrived. And families fleeing, too. 0n foot. Escaping hunger and fear, and a beloved city robbed of life. No food, no water. This is the old city area, it is really the heart of the battle. And when you look around here y
The United Nations fears for the safety of up to 150,000 civilians trapped in the last enclave of mosul. Its still held by the so called Islamic State but the iraqi army is closing in. As it does the Un Humanitarian Co ordinator in the country warns civilians are at extreme almost unimaginable risk. More on that in a moment. But first, our correspondent 0rla guerin reports from the front line in mosuls old city. Shes with Cameraman Nicholas Hameon and producer firle davies. A warning her report contains distressing images. A journey to the front line, our windscreen a reminder of the dangers ahead. 0ur escort from iraqs elite counterterrorism force. Snaking forward towards an enemy that is still inflicting casualties. Like this wounded soldier, being rushed away as we arrived. And families fleeing, too. 0n foot. Escaping hunger and fear, and a beloved city robbed of life. No food, no water. This is the old city area, it is really the heart of the battle. And when you look around here y