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Samsung unveils Galaxy S4

Samsung has unveiled its latest Galaxy S4 smartphone handset at an event in New York. The Galaxy S3 was 2012's best-selling handset in the UK.

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Hands on with Galaxy s4

The Galaxy S4 is held at the launch event in New York. Credit: Reuters

Samsung premiered its latest flagship phone, the Galaxy S4, which sports a bigger display and unconventional features such as gesture controls and which will spearhead its efforts to challenge Apple on its home turf.

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