israel defense forces admit to inadvertently killing three other israeli hostages. the three men were waving a white flag when a brigade opened fire on them on friday. the idf says the three hostages managed to escape or were abandoned by their hamas captors. the office of the prime minister now says there are 129 hostages who remain in gaza. 21 hostages have died. a source tells cnn that the head of israel s intelligence agency is expected to meet with qatar s prime minister to discuss getting hostages released. today, families of the remaining hostages held a rally in tel-aviv demanding their safe return. cnn was there. alex, how are people reacting to the reports of the accidental killing of three and then the report of the other young lady who has died? reporter: well, frederica, this was a rally that would have happened anyway on a saturday night, but this really gives it more sadness, you know, because of the news today that haiman, one of the hostages, is now dead, a
welcome to cnn this morning. it is sunday, december 17th. i m amara walker. i m omar jimenez in for victor blackwell. look, we are looking at a lot of things, watching a lot of things. namely, the biden campaign are accusing donald trump of parroting adolf hitler after the former president made disturbing comments about immigrants at a rally. senators are working on big immigration changes as they try to reach a deal on ukraine funding. severe weather impacted millions at the start of last-minute christmas shopping and holiday travel. and in israel the idf facing scrutiny after soldiers accidentally killed israeli hostages in gaza. prime minister benjamin netanyahu acknowledges international pressure but adds, we are in a war for our existence. and could not just rocks, but hot rocks that glow brighter than the sun be the key to helping us end our dependence on fossil fuels? we will look at the new innovative way to address the climate crisis ahead on cnn this morn
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
that little bit safer. with an ever growing demand for renewable and sustainable energy sources, the infrastructure that provides that energy is becoming increasingly critical. now, at present, those facilities are often maintained by human divers 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
the world health organization has convened a meeting to discuss the global rise in monkeypox infections more than 100 cases have been reported across eleven countries outside africa where it s most common. first identified in monkeys, the disease typically spreadsthrough close contact. now on bbc news click. this week, we are going to see, to see what the seals can see. really? yes. and what can they see? an enormous turbine! we are going to find out whether sea life and see machines can happily coexist. this is a harbour seal and this is what we are looking for in the data. we take control of this monster. paul gets up close to this beast. and zoe gets attacked by a giant iron man. hello and welcome to another scenic glasgow location. behind us is a victorian ship and for a long time we have known the power of wind at sea, but we are getting better than ever before at harnessing wind power. yeah, the year 2020 will not be fondly remembered for much, i would say, but it w