Two-time world champion expects to break the mark in Moscow.
The Olympic gold medalist in the marathon heads back to England in April.
Ethiopia's Tiki Gelana will lead the women's race.
The Olympic silver medalist will also be running the London Marathon.
Kenenisa's younger brother will square off against Abel Kirui.
His nation's president gave him a surprise check.
It was dyed without the use of water.
Geoffrey Mutai, the top-ranked marathoner in the world, will stay home.
Course-record holder returns to defend his crown.