When B-1Bs went into action in Kosovo, air force commanders could see Serbian SA-6 surface-to-air missile radars track the planes.

BBC: Profile: B-1 bomber

Two AC-130s have been recently lost - one was shot down by a surface-to-air missile, another crashed in Somalia when, it is thought, a round accidentally exploded.

BBC: News | In Depth | Military Fact Files

For example, an attempt to bring down Zia's jet with a surface-to-air missile in 1982 is bungled because the would-be assassin has never used the weapon before.

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Powered by a CO2 cartridge that can pretty much reach anywhere in the arena depending on how much pressure you allow to build up between launches (members of the squad told me they're not allowed to aim for the lights), it's basically a surface-to-air missile.

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The Patriot is an advanced surface-to-air missile system intended to defend against aircraft, cruise and ballistic missiles.

BBC: Fact file: Patriot missile defence

Surface-to-air missile sites and fighter aircraft, for example, reveal their location as soon as they switch on their radar transmitters to look for targets.

ECONOMIST: Remote sensing

Gortney said a surface-to-air missile threat would have to be eliminate before pilotless aircraft such as the Global Hawk drone could fly missions to see how successful the strikes have been.

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