:00:12. > :00:15.Martin here with all of Wednesday's top stories.
:00:16. > :00:18.First to a very serious disease called Zika - which doctors around
:00:19. > :00:25.They're looking at ways to help thousands of people living in
:00:26. > :00:29.South and Central America, and the Caribbean, who are affected.
:00:30. > :00:33.I've been looking into what it is, and how to fight it.
:00:34. > :00:36.Zika is a disease carried by mosquitoes.
:00:37. > :00:38.When a mosquito bites people, it spread the disease,
:00:39. > :00:43.The type of mosquitoes that carry the disease
:00:44. > :00:45.live in tropical countries so it is not likely
:00:46. > :00:54.so mild that they don't even know that they were infected.
:00:55. > :00:57.They feel a bit unwell, like they have got a cold.
:00:58. > :01:00.But it is more serious if a woman is having a baby.
:01:01. > :01:04.Scientists think it may affect how a baby grows before it is born.
:01:05. > :01:06.Doctors around the world are now coming up with ways
:01:07. > :01:11.While scientists making new medicines and vaccines to stop
:01:12. > :01:15.the Zika virus, everyone is going to be working to make sure
:01:16. > :01:18.that people don't get bitten by mosquitoes.
:01:19. > :01:20.They will be trying to get rid of the mosquitoes.
:01:21. > :01:25.That will stop a lot of different diseases.
:01:26. > :01:29.The British-led plan to break the world land speed record has been
:01:30. > :01:40.The Bloodhound Super-Sonic Car - was supposed to go racing later this
:01:41. > :01:47.The project still needs more money to run the vehicle on its specially
:01:48. > :01:50.Next, some amazing aerial pictures of tens of thousands
:01:51. > :01:53.of people who've been stranded at China's Guangzhou Station,
:01:54. > :01:59.The bad weather struck close to Chinese New Year,
:02:00. > :02:03.when hundreds of millions of people travel home to see their families.
:02:04. > :02:09.What would it be and do you know how to get started?
:02:10. > :02:12.Well, CBBC's Pocket Money Pitch is helping some of you make
:02:13. > :02:15.money from your ideas, with help from experts
:02:16. > :02:27.Presenter Steph McGovern is here now.
:02:28. > :03:39.To how important is the pitch? You have to get the idea across to
:03:40. > :03:45.people. You have not got long to sell an idea. You have got to grab
:03:46. > :03:51.attention. We have singing and dancing and all kinds of things.
:03:52. > :03:56.They are awesome. Thank you for coming in. It seems very exciting.
:03:57. > :03:59.Over on our website, we want you to tell us
:04:00. > :04:01.whether you prefer cats or dogs, and why.
:04:02. > :04:03.It's because of a new BBC documentary out tomorrow,
:04:04. > :04:05.that looks at their best and worst traits.
:04:06. > :04:07.Some of you have already told us what you think.
:04:08. > :04:19.The preferred dogs, because you can play with them and they are more
:04:20. > :04:26.fun. I think it is quite lazy. Dogs come up and bark but cats are
:04:27. > :04:31.peaceful. If you are blind, dogs can guide you and cats can't.
:04:32. > :04:34.OK, let's talk about biscuits, not just because I love them.
:04:35. > :04:36.But the McVitie's factory that makes biscuits like custard creams
:04:37. > :04:39.and ginger nuts was badly damaged in the floods two months ago.
:04:40. > :04:42.Production's still not back to normal so there's a big shortage.
:04:43. > :04:50.The factory says it's working hard to get things back to normal.
:04:51. > :04:54.I am going to go and get so many biscuits! I don't like shortages of
:04:55. > :04:56.biscuits. That's all from me, Leah's back
:04:57. > :04:59.with Newsround in the morning