He opened the race with a 59-second 400m.
He is back in action after being sidelined due to an ankle injury.
The service ended up being delayed for two hours.
The course is 21 kilometers of pure hill.
She allegedly tried to kill the driver of the late marathoner's wife.
Amy Hastings led the way for the Americans.
They are incensed at the disrespect shown to their hero.
Rock 'n' Roll Marathon Series elite athlete coordinator Matthew Turnbull reports from Sammy Wanjiru's home in Nyharuru, Kenya.
A car deal gone bad and a missing Range Rover have Wanjiru's friends scratching their heads.
They say they will do whatever it takes to assist the late runner's children.