Tsegaye Kebede of Ethiopia crossed the finish line to win the Mens Elite section during the Virgin London Marathon 2013 on April 21, 2013 in London, England.
Undaunted by the Boston Marathon bombings, big crowds lined the route of London's mass road race on Sunday to cheer on around 36,000 runners, many of whom wore black ribbons to remember the dead and wounded.
SCENES FROM THE 2013 LONDON MARATHON
Tsegaye Kebede of Ethiopia crossed the finish line to win the Mens Elite section during the Virgin London Marathon 2013 on April 21, 2013 in London, England.
Undaunted by the Boston Marathon bombings, big crowds lined the route of London's mass road race on Sunday to cheer on around 36,000 runners, many of whom wore black ribbons to remember the dead and wounded.
Mo Farah (left) approached the halfway point after crossing Tower Bridge.
Britain's Prince Harry and Virgin CEO Richard Branson posed next to the podium with London Marathon T44 and 45 class winners on the Mall in central London.
Priscah Jeptoo of Kenya wins the women's Elite London Marathon in central London, April 21, 2013.
Priscah Jeptoo of Kenya prays after winning the women's Elite London Marathon in central London, April 21, 2013.
Runners take part in the 2013 London Marathon in London on April 21, 2013.
A runner takes part in the 2013 London Marathon in London on April 21, 2013.
Womens Elite Wheelchair winner Tatyana McFadden of USA receives her trophy from Prince Harry following the Virgin London Marathon 2013 on April 21.
London Marathon winners Tsegaye Kebede of Ethiopia and Priscah Jeptoo (left) of Kenya pose with their trophies on the Mall in central London, April 21, 2013.
Runners start their race at Blackheath during the London Marathon.
Runners passed the Tower of London during the London Marathon in London.
Runners passed the Tower of London during the London Marathon.
In this picture taken with a fish-eye lens runners pass the Houses of Parliament and the nicknamed "Big Ben" clock tower during the London Marathon.
Runners passed the Tower Bridge during the London Marathon in London.
A runner in the London Marathon grimaces as he crosses the finish line on April 21.
Runners in the London Marathon pass Buckingham Palace as they enter the finishing straight .
A runner in the London Marathon is helped across the finish line by medical staff.
Runners passed the Tower of London during the London Marathon.
A runner wears a black ribbon in memory of the victims of Boston Marathon bombings.
Sophie McCorry and Toby McCorry participate in the Virgin London Marathon.
Tsegaye Kebede of Ethiopia runs down the Mall to victory in the Men's Elite section on April 21, 2013.
A runner wears a black ribbon in memory of the victims of Boston Marathon bombings.
Finishers' medals are seen hanging after the finish line of the London Marathon in London.
Tsegaye Kebede of Kenya ran down the mall on the way to winning the Elite Men's race during the Virgin London Marathon 2013 on April 21, 2013.
Britain's David Weir took part in the wheelchair marathon at the London Marathon in London April 21, 2013.
Priscah Jeptoo of Kenya ran on her way to winning the women's marathon at the London Marathon in London April 21, 2013.
Tsegaye Kebede of Ethiopia posed for the cameras after winning the Mens Elite section during the Virgin London Marathon 2013 on April 21, 2013 in London.
A police dog handler enjoyed a moment with his explosives search dog along the Mall in London on April 20. The Mall will stage the finish line of the London Marathon on Sunday.
People wrote on a wall of encouragement, which includes messages to victims of the Boston bombing, at the accreditation centre for the London Marathon in east London .
Britain is increasing police numbers by 40 percent for Sunday's London marathon as part of an effort to reassure competitors and spectators after bombs devastated the Boston race on Monday.
The wall featured photographs and logos from the six races that constitute the World Marathon Majors — Boston, Berlin, Chicago, London, New York City, Tokyo.
Even if visitors had never run the Boston Marathon, they wanted a picture with the unicorn logo. London Marathon entrants wanted to show their support for Boston in any way they could. The display board was the first of many opportunities in London.
A police officer patroled the Mall a day before the London Marathon
Tom and Carole Fabian ran in Monday's Boston Marathon. He finished in 4:01. She was stopped at Cleveland Circle. They put aside their concerns about another attack and traveled to London. They will run in the London Marathon on Sunday.
British police officers guarded the Mall in central London, Friday, April 19, 2013.
