They recently won the Mozilla Firefox challenge with celebrity support from Sophia Bush.

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Chrome moved past Firefox, an offering by the nonprofit Mozilla Foundation that Google has helped support, according to the website analytics company StatCounter.

WSJ: Google's Chrome Surpasses Firefox as No. 2 Browser to Internet Explorer

The latest deal is set to expire next year - and Google has its own browser, Chrome, to support, so why does it need to pay to be on Firefox?

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