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Photo: Armed with RFID

Joseph Krull had a doctor stick an RFID tag in his arm on Jan. 10. The residual blemish looks like a mosquito bite.

    Armed with RFID

    Joseph Krull, an executive at Flanders, N.J.-based Virtual Corp., had a doctor stick an RFID tag from VeriChip under his skin on Jan. 10. The residual blemish on his arm looks like a mosquito bite.

    Credit: Michael Kanellos

    RFID arm

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