Benedict then celebrated Mass in the city's square, drawing huge crowds, as legions of musicians playing wind and string instruments performed during pauses in his sermon, supported by what appeared to be concert-grade sound systems.

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Later Monday evening, Benedict delivered Mass in the city's square, drawing huge crowds as legions of musicians playing wind and string instruments performed during pauses in his sermon, supported by what appeared to be concert-grade sound systems.

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Peter's Square, drawing cheers and laughter.

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