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The U.S. military is worried about China and Russia hypersonic missiles. These are missiles that can between five and twenty times the speed of sound. Both Russia and China are developing the missile a lot faster than the United States. A senior U.S. military official this could a security problem for the USA. General John Hyten that the USA no defense that could the use of such weapons against it. He said the USA needed small nuclear weapons to Russia the USA. President Donald Trump said he has "plans to get together in the not-too-distant future" with Russian President Vladimir Putin to the arms race.

Russia says it successfully a hypersonic missile earlier this month. China tested its missiles last year and will soon the weapons ready for use. President Putin that Russia needs the weapons because of actions other countries have against it. He said "unlawful sanctions" by the USA and European countries have Russia's development. He added: "You have to contain Russia." Mr Putin says the missiles will able to fly anywhere in the world and will " like a fireball". Tensions this week after the USA and many European countries expelled Russian diplomats after the poisoning of a Russian spy in England.

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