BOSTON (CBS) — B.A.A. Boston Marathon Race Director Dave McGillivray and Belmont mom Becca Pizzi just completed seven marathons on seven continents in seven days. Pizzi is the first two-time winner of the World Marathon Challenge.

McGillivray is expected to fly into Logan Airport from Miami on Tuesday evening.

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According to DMSE Sports, his first marathon was on January 30 and his last was on February 5. The race locations and times are as follows:

  • Novo, Antarctica (4:50)
  • Cape Town, South Africa (4:34)
  • Perth, Australia (4:28)
  • Dubai, UAE (4:29)
  • Lisbon, Portugal (4:42)
  • Cartagena, Columbia (4:46)
  • Miami, Florida (4:34)

McGillivray ran for Team MR8, which raises money for the Martin Richard Foundation to honor the youngest victim of the 2013 Boston Marathon Bombing.

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He has been coordinating the Boston Marathon for 30 years.

At age 63, he was the second oldest competitor in the challenge.

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Originally from Medford, McGillivray now lives in North Andover.