'Eyes in the skies' warning jets ready for combat

Singapore's latest early warning surveillance jets were declared battle-ready on Friday, in a move that strengthens the Republic's air defences. The four Gulfstream 550s (G550s) - the same business planes used by the rich and famous - were converted for military purposes and will help combatants to spot and destroy enemy targets more quickly. They replace the Republic of Singapore Air Force's ageing E-2C Hawkeye airborne early warning aircraft, which had been in service since 1987.

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