being hedy, she said we need to do something about that. >> so in this article, hedy says i got the idea for my invention which i tried to think of some way to even the balance for the british. a radio-controlled torpedo, i thought would do it. >> was she credited with it at the time? >> no. she wasn't credited with this invention rid away. in fact, the navy didn't understand this invention. our torpedo, the u.s. torpedos were hopelessly defective at the time. they were too lightweight and they did not hit the submarines very often at all and what hedy was inventing for them was something light years ahead of what they needed. they just needed a functional torpedo. she invented this super charged, super high-tech remote control torpedo which was the fantasy of the nazis at the time. frequency hopping was the idea that if you rapidly changed frequencies, according to a code that only the ship in the torpedo know then they can communicate and the germans can hack in all they like, but they only hit it for a split second and it wouldn't affect the channel. >> courtesy of a hollywood st
but hedy lamarr was also an ingenious inventor. we'll talk to the director of a new movie which tells how her work helped to revolutionise modern communication. here's a summary of today's main stories from bbc news. the home secretary will chair an emergency meeting of the government's cobra committee this morning to discuss the suspected poisoning of a former russian agent and his daughter. sergei and yulia skripal are still in a critical condition after being found unconscious on sunday in salisbury. counter—terrorism police have now ta ken over the investigation. russia has denied any involvement. saudi arabia's crown prince, mohammed bin salman, is beginning a three—day visit to britain. he'll have lunch with the queen and hold talks with the prime minister. the government regards saudi arabia as an important strategic ally but protest marches are planned by campaign groups angered by the war in yemen, where the kingdom is fighting rebels. action's being ta ken against so—called "secondary ticketing" companies over what'
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