TRACK AND FIELD PHOTOS

  • Former Boston Marathon winners, right to left, Bill Rogers, Joan Benoit Samuelson and Greg Meyer conduct interviews with reporters during a media availability at the Copley Plaza Hotel in Boston Friday April 18, 2014. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Boston Marathon runners Meb Keflezighi and Ryan Hall applaud during introductions at a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Last year's winner of the Boston Marathon, Lelisa Desisa, of Ethiopia, wears a USA warm-up jacket as he talks with a reporter during a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Last year's winner of the Boston Marathon, Lelisa Desisa, of Ethiopia, wears a USA warm-up jacket as he talks with a reporter during a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. Runner Buzunesh Deba of Ethiopia sits alone at right. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Boston Marathon runner Meb Keflezighi talks with reporters during a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Boston Marathon runner Meb Keflezighi gives a thumbs-up as he is introduced during a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Boston Marathon runner Desiree Linden answers a reporter's question during a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Last years winners of the Boston Marathon, left to right, women's wheelchair, Tatyana McFadden of the United States, Rita Jeptoo of Kenya, men's wheelchair, Hiroyuki Yamamoto, of Japan, and Lelisa Desisa of Ethiopia hold up their race bibs during a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Father and son Boston Marathon race team Dick, left, and Rick Hoyt wave as they are introduced during a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. This year is expected to be the Hoyts last as competitors in the fabled race. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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  • Last year's winners of the Boston Marathon, Rita Jeptoo of Kenya, left, and Lelisa Desisa of Ethiopia, smile after they are introduced during a media availability of Boston Marathon elite runners at the Copley Plaza Hotel in Boston Friday April 18, 2014. The 118th running of the Boston Marathon is Monday April 21, 2014. (AP Photo/Stephan Savoia)

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