Heightened security at this year's London Marathon has left spectators queuing to get past the finish line.
Hundreds of extra police officers have been drafted in to oversee the event after a terror attack at the Boston Marathon on Monday. Three people were killed and hundreds injured in two bomb blasts near the finish line.
The Metropolitan Police say the measure is meant to reassure runners.
London spectators have spoken about their determination to attend this years Marathon- despite events in Boston.
A former professional footballer is aiming to become the first person with motor neurone disease to run the London Marathon.